diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 4783e5f..a7f8cdb 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -11,8 +11,6 @@ updates:
         update-types:
           ["version-update:semver-minor", "version-update:semver-patch"]
       - dependency-name: "lru-cache"
-      - dependency-name: "node-fetch"
-      - dependency-name: "@types/node"
     labels:
       - "⚙️ dependencies"
   - package-ecosystem: "github-actions"
diff --git a/fetch.d.ts b/fetch.d.ts
new file mode 100644
index 0000000..70bb611
--- /dev/null
+++ b/fetch.d.ts
@@ -0,0 +1,28 @@
+/* eslint-disable */
+import type * as undici_types from "undici";
+
+declare global {
+  export const {
+    fetch,
+    FormData,
+    Headers,
+    Request,
+    Response,
+  }: typeof import("undici");
+
+  type FormData = undici_types.FormData;
+  type Headers = undici_types.Headers;
+  type HeadersInit = undici_types.HeadersInit;
+  type BodyInit = undici_types.BodyInit;
+  type Request = undici_types.Request;
+  type RequestInit = undici_types.RequestInit;
+  type RequestInfo = undici_types.RequestInfo;
+  type RequestMode = undici_types.RequestMode;
+  type RequestRedirect = undici_types.RequestRedirect;
+  type RequestCredentials = undici_types.RequestCredentials;
+  type RequestDestination = undici_types.RequestDestination;
+  type ReferrerPolicy = undici_types.ReferrerPolicy;
+  type Response = undici_types.Response;
+  type ResponseInit = undici_types.ResponseInit;
+  type ResponseType = undici_types.ResponseType;
+}
diff --git a/package-lock.json b/package-lock.json
index 0feaf1f..270defa 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,6 @@
         "jose": "^4.14.6",
         "lru-cache": "^6.0.0",
         "n3": "^1.17.1",
-        "node-fetch": "^2.7.0",
         "ts-guards": "^0.5.1"
       },
       "devDependencies": {
@@ -23,7 +22,6 @@
         "@types/lru-cache": "^5.1.1",
         "@types/n3": "^1.16.1",
         "@types/node": "^20.7.1",
-        "@types/node-fetch": "^2.6.6",
         "@typescript-eslint/eslint-plugin": "^6.7.3",
         "@typescript-eslint/parser": "^6.7.3",
         "eslint": "^8.50.0",
@@ -36,7 +34,8 @@
         "license-checker": "^25.0.1",
         "prettier": "^3.0.3",
         "ts-jest": "^29.1.1",
-        "typescript": "^5.2.2"
+        "typescript": "^5.2.2",
+        "undici": "^5.25.2"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
@@ -1379,16 +1378,6 @@
       "integrity": "sha512-LT+OIXpp2kj4E2S/p91BMe+VgGX2+lfO+XTpfXhh+bCk2LkQtHZSub8ewFBMGP5ClysPjTDFa4sMI8Q3n4T0wg==",
       "dev": true
     },
-    "node_modules/@types/node-fetch": {
-      "version": "2.6.6",
-      "resolved": "https://registry.npmjs.org/@types/node-fetch/-/node-fetch-2.6.6.tgz",
-      "integrity": "sha512-95X8guJYhfqiuVVhRFxVQcf4hW/2bCuoPwDasMf/531STFoNoWTT7YDnWdXHEZKqAGUigmpG31r2FE70LwnzJw==",
-      "dev": true,
-      "dependencies": {
-        "@types/node": "*",
-        "form-data": "^4.0.0"
-      }
-    },
     "node_modules/@types/semver": {
       "version": "7.5.3",
       "resolved": "https://registry.npmjs.org/@types/semver/-/semver-7.5.3.tgz",
@@ -2134,12 +2123,6 @@
       "integrity": "sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY=",
       "dev": true
     },
-    "node_modules/asynckit": {
-      "version": "0.4.0",
-      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
-      "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==",
-      "dev": true
-    },
     "node_modules/available-typed-arrays": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/available-typed-arrays/-/available-typed-arrays-1.0.5.tgz",
@@ -2404,6 +2387,18 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/busboy": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/busboy/-/busboy-1.6.0.tgz",
+      "integrity": "sha512-8SFQbg/0hQ9xy3UNTB0YEnsNBbWfhf7RtnzpL7TkBiTBRfrQ9Fxcnz7VJsleJpyp6rVLvXiuORqjlHi5q+PYuA==",
+      "dev": true,
+      "dependencies": {
+        "streamsearch": "^1.1.0"
+      },
+      "engines": {
+        "node": ">=10.16.0"
+      }
+    },
     "node_modules/call-bind": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz",
@@ -2536,18 +2531,6 @@
       "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
       "dev": true
     },
-    "node_modules/combined-stream": {
-      "version": "1.0.8",
-      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
-      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
-      "dev": true,
-      "dependencies": {
-        "delayed-stream": "~1.0.0"
-      },
-      "engines": {
-        "node": ">= 0.8"
-      }
-    },
     "node_modules/concat-map": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
@@ -2843,15 +2826,6 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
-    "node_modules/delayed-stream": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
-      "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==",
-      "dev": true,
-      "engines": {
-        "node": ">=0.4.0"
-      }
-    },
     "node_modules/detect-newline": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/detect-newline/-/detect-newline-3.1.0.tgz",
@@ -3718,20 +3692,6 @@
         "is-callable": "^1.1.3"
       }
     },
-    "node_modules/form-data": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
-      "integrity": "sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==",
-      "dev": true,
-      "dependencies": {
-        "asynckit": "^0.4.0",
-        "combined-stream": "^1.0.8",
-        "mime-types": "^2.1.12"
-      },
-      "engines": {
-        "node": ">= 6"
-      }
-    },
     "node_modules/fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
@@ -5443,27 +5403,6 @@
         "node": ">=8.6"
       }
     },
-    "node_modules/mime-db": {
-      "version": "1.52.0",
-      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
-      "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==",
-      "dev": true,
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/mime-types": {
-      "version": "2.1.35",
-      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
-      "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
-      "dev": true,
-      "dependencies": {
-        "mime-db": "1.52.0"
-      },
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
     "node_modules/mimic-fn": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-2.1.0.tgz",
@@ -5527,44 +5466,6 @@
       "integrity": "sha1-Sr6/7tdUHywnrPspvbvRXI1bpPc=",
       "dev": true
     },
-    "node_modules/node-fetch": {
-      "version": "2.7.0",
-      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.7.0.tgz",
-      "integrity": "sha512-c4FRfUm/dbcWZ7U+1Wq0AwCyFL+3nt2bEw05wfxSz+DWpWsitgmSgYmy2dQdWyKC1694ELPqMs/YzUSNozLt8A==",
-      "dependencies": {
-        "whatwg-url": "^5.0.0"
-      },
-      "engines": {
-        "node": "4.x || >=6.0.0"
-      },
-      "peerDependencies": {
-        "encoding": "^0.1.0"
-      },
-      "peerDependenciesMeta": {
-        "encoding": {
-          "optional": true
-        }
-      }
-    },
-    "node_modules/node-fetch/node_modules/tr46": {
-      "version": "0.0.3",
-      "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
-      "integrity": "sha1-gYT9NH2snNwYWZLzpmIuFLnZq2o="
-    },
-    "node_modules/node-fetch/node_modules/webidl-conversions": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
-      "integrity": "sha1-JFNCdeKnvGvnvIZhHMFq4KVlSHE="
-    },
-    "node_modules/node-fetch/node_modules/whatwg-url": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
-      "integrity": "sha1-lmRU6HZUYuN2RNNib2dCzotwll0=",
-      "dependencies": {
-        "tr46": "~0.0.3",
-        "webidl-conversions": "^3.0.0"
-      }
-    },
     "node_modules/node-int64": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/node-int64/-/node-int64-0.4.0.tgz",
@@ -6557,6 +6458,15 @@
         "node": ">=8"
       }
     },
+    "node_modules/streamsearch": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/streamsearch/-/streamsearch-1.1.0.tgz",
+      "integrity": "sha512-Mcc5wHehp9aXz1ax6bZUyY5afg9u2rv5cqQI3mRrYkGC8rW2hM02jWuwjtL++LS5qinSyhj2QfLyNsuc+VsExg==",
+      "dev": true,
+      "engines": {
+        "node": ">=10.0.0"
+      }
+    },
     "node_modules/string-length": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/string-length/-/string-length-4.0.2.tgz",
@@ -7025,6 +6935,18 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/undici": {
+      "version": "5.25.2",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-5.25.2.tgz",
+      "integrity": "sha512-tch8RbCfn1UUH1PeVCXva4V8gDpGAud/w0WubD6sHC46vYQ3KDxL+xv1A2UxK0N6jrVedutuPHxe1XIoqerwMw==",
+      "dev": true,
+      "dependencies": {
+        "busboy": "^1.6.0"
+      },
+      "engines": {
+        "node": ">=14.0"
+      }
+    },
     "node_modules/untildify": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/untildify/-/untildify-4.0.0.tgz",
@@ -8313,16 +8235,6 @@
       "integrity": "sha512-LT+OIXpp2kj4E2S/p91BMe+VgGX2+lfO+XTpfXhh+bCk2LkQtHZSub8ewFBMGP5ClysPjTDFa4sMI8Q3n4T0wg==",
       "dev": true
     },
-    "@types/node-fetch": {
-      "version": "2.6.6",
-      "resolved": "https://registry.npmjs.org/@types/node-fetch/-/node-fetch-2.6.6.tgz",
-      "integrity": "sha512-95X8guJYhfqiuVVhRFxVQcf4hW/2bCuoPwDasMf/531STFoNoWTT7YDnWdXHEZKqAGUigmpG31r2FE70LwnzJw==",
-      "dev": true,
-      "requires": {
-        "@types/node": "*",
-        "form-data": "^4.0.0"
-      }
-    },
     "@types/semver": {
       "version": "7.5.3",
       "resolved": "https://registry.npmjs.org/@types/semver/-/semver-7.5.3.tgz",
@@ -8790,12 +8702,6 @@
       "integrity": "sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY=",
       "dev": true
     },
-    "asynckit": {
-      "version": "0.4.0",
-      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
-      "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==",
-      "dev": true
-    },
     "available-typed-arrays": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/available-typed-arrays/-/available-typed-arrays-1.0.5.tgz",
@@ -8971,6 +8877,15 @@
         "run-applescript": "^5.0.0"
       }
     },
+    "busboy": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/busboy/-/busboy-1.6.0.tgz",
+      "integrity": "sha512-8SFQbg/0hQ9xy3UNTB0YEnsNBbWfhf7RtnzpL7TkBiTBRfrQ9Fxcnz7VJsleJpyp6rVLvXiuORqjlHi5q+PYuA==",
+      "dev": true,
+      "requires": {
+        "streamsearch": "^1.1.0"
+      }
+    },
     "call-bind": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz",
@@ -9065,15 +8980,6 @@
       "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
       "dev": true
     },
-    "combined-stream": {
-      "version": "1.0.8",
-      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
-      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
-      "dev": true,
-      "requires": {
-        "delayed-stream": "~1.0.0"
-      }
-    },
     "concat-map": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
@@ -9269,12 +9175,6 @@
         "object-keys": "^1.1.1"
       }
     },
-    "delayed-stream": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
-      "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==",
-      "dev": true
-    },
     "detect-newline": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/detect-newline/-/detect-newline-3.1.0.tgz",
@@ -9923,17 +9823,6 @@
         "is-callable": "^1.1.3"
       }
     },
-    "form-data": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
-      "integrity": "sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==",
-      "dev": true,
-      "requires": {
-        "asynckit": "^0.4.0",
-        "combined-stream": "^1.0.8",
-        "mime-types": "^2.1.12"
-      }
-    },
     "fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
@@ -11174,21 +11063,6 @@
         "picomatch": "^2.2.3"
       }
     },
-    "mime-db": {
-      "version": "1.52.0",
-      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
-      "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==",
-      "dev": true
-    },
-    "mime-types": {
-      "version": "2.1.35",
-      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
-      "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
-      "dev": true,
-      "requires": {
-        "mime-db": "1.52.0"
-      }
-    },
     "mimic-fn": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-2.1.0.tgz",
@@ -11240,35 +11114,6 @@
       "integrity": "sha1-Sr6/7tdUHywnrPspvbvRXI1bpPc=",
       "dev": true
     },
-    "node-fetch": {
-      "version": "2.7.0",
-      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.7.0.tgz",
-      "integrity": "sha512-c4FRfUm/dbcWZ7U+1Wq0AwCyFL+3nt2bEw05wfxSz+DWpWsitgmSgYmy2dQdWyKC1694ELPqMs/YzUSNozLt8A==",
-      "requires": {
-        "whatwg-url": "^5.0.0"
-      },
-      "dependencies": {
-        "tr46": {
-          "version": "0.0.3",
-          "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
-          "integrity": "sha1-gYT9NH2snNwYWZLzpmIuFLnZq2o="
-        },
-        "webidl-conversions": {
-          "version": "3.0.1",
-          "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
-          "integrity": "sha1-JFNCdeKnvGvnvIZhHMFq4KVlSHE="
-        },
-        "whatwg-url": {
-          "version": "5.0.0",
-          "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
-          "integrity": "sha1-lmRU6HZUYuN2RNNib2dCzotwll0=",
-          "requires": {
-            "tr46": "~0.0.3",
-            "webidl-conversions": "^3.0.0"
-          }
-        }
-      }
-    },
     "node-int64": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/node-int64/-/node-int64-0.4.0.tgz",
@@ -11998,6 +11843,12 @@
         }
       }
     },
+    "streamsearch": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/streamsearch/-/streamsearch-1.1.0.tgz",
+      "integrity": "sha512-Mcc5wHehp9aXz1ax6bZUyY5afg9u2rv5cqQI3mRrYkGC8rW2hM02jWuwjtL++LS5qinSyhj2QfLyNsuc+VsExg==",
+      "dev": true
+    },
     "string-length": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/string-length/-/string-length-4.0.2.tgz",
@@ -12320,6 +12171,15 @@
         "which-boxed-primitive": "^1.0.2"
       }
     },
+    "undici": {
+      "version": "5.25.2",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-5.25.2.tgz",
+      "integrity": "sha512-tch8RbCfn1UUH1PeVCXva4V8gDpGAud/w0WubD6sHC46vYQ3KDxL+xv1A2UxK0N6jrVedutuPHxe1XIoqerwMw==",
+      "dev": true,
+      "requires": {
+        "busboy": "^1.6.0"
+      }
+    },
     "untildify": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/untildify/-/untildify-4.0.0.tgz",
diff --git a/package.json b/package.json
index f12b152..50420f9 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,6 @@
     "@types/lru-cache": "^5.1.1",
     "@types/n3": "^1.16.1",
     "@types/node": "^20.7.1",
-    "@types/node-fetch": "^2.6.6",
     "@typescript-eslint/eslint-plugin": "^6.7.3",
     "@typescript-eslint/parser": "^6.7.3",
     "eslint": "^8.50.0",
@@ -64,13 +63,13 @@
     "license-checker": "^25.0.1",
     "prettier": "^3.0.3",
     "ts-jest": "^29.1.1",
-    "typescript": "^5.2.2"
+    "typescript": "^5.2.2",
+    "undici": "^5.25.2"
   },
   "dependencies": {
     "jose": "^4.14.6",
     "lru-cache": "^6.0.0",
     "n3": "^1.17.1",
-    "node-fetch": "^2.7.0",
     "ts-guards": "^0.5.1"
   }
 }
diff --git a/src/algorithm/retrieveAccessTokenIssuerKeySet.ts b/src/algorithm/retrieveAccessTokenIssuerKeySet.ts
index 3624c9d..625eb6a 100644
--- a/src/algorithm/retrieveAccessTokenIssuerKeySet.ts
+++ b/src/algorithm/retrieveAccessTokenIssuerKeySet.ts
@@ -1,5 +1,4 @@
 import { createRemoteJWKSet } from "jose";
-import fetch from "node-fetch";
 import { isString } from "ts-guards/dist/primitive-type";
 import { isObjectPropertyOf } from "ts-guards/dist/standard-object";
 import { IssuerConfigurationDereferencingError } from "../error/IssuerConfigurationDereferencingError";
diff --git a/src/algorithm/retrieveWebidTrustedOidcIssuers.ts b/src/algorithm/retrieveWebidTrustedOidcIssuers.ts
index fd36e46..7fb1bb5 100644
--- a/src/algorithm/retrieveWebidTrustedOidcIssuers.ts
+++ b/src/algorithm/retrieveWebidTrustedOidcIssuers.ts
@@ -1,6 +1,5 @@
 import type { Quad } from "@rdfjs/types";
 import { DataFactory, Parser, Store } from "n3";
-import fetch from "node-fetch";
 import { WebidDereferencingError } from "../error/WebidDereferencingError";
 import { WebidIriError } from "../error/WebidIriError";
 import { WebidParsingError } from "../error/WebidParsingError";
diff --git a/test/unit/algorithm/retrieveAccessTokenIssuerKeySet.test.ts b/test/unit/algorithm/retrieveAccessTokenIssuerKeySet.test.ts
index 9d71037..d3a362a 100644
--- a/test/unit/algorithm/retrieveAccessTokenIssuerKeySet.test.ts
+++ b/test/unit/algorithm/retrieveAccessTokenIssuerKeySet.test.ts
@@ -1,11 +1,13 @@
 import type * as Jose from "jose";
 import { createRemoteJWKSet } from "jose";
-import fetch from "node-fetch";
 import { retrieveAccessTokenIssuerKeySet } from "../../../src/algorithm/retrieveAccessTokenIssuerKeySet";
 import { IssuerConfigurationDereferencingError } from "../../../src/error/IssuerConfigurationDereferencingError";
 import { SolidOidcIssuerJwksUriParsingError } from "../../../src/error/SolidOidcIssuerJwksUriParsingError";
 
-jest.mock("node-fetch", () => jest.fn());
+// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+// @ts-ignore
+global.fetch = jest.fn();
+
 jest.mock("jose", () => {
   return {
     ...jest.requireActual("jose"),
diff --git a/test/unit/algorithm/retrieveWebidTrustedOidcIssuers.test.ts b/test/unit/algorithm/retrieveWebidTrustedOidcIssuers.test.ts
index 5dbbff4..295173f 100644
--- a/test/unit/algorithm/retrieveWebidTrustedOidcIssuers.test.ts
+++ b/test/unit/algorithm/retrieveWebidTrustedOidcIssuers.test.ts
@@ -1,10 +1,11 @@
-import fetch from "node-fetch";
 import { retrieveWebidTrustedOidcIssuers } from "../../../src/algorithm/retrieveWebidTrustedOidcIssuers";
 import { WebidDereferencingError } from "../../../src/error/WebidDereferencingError";
 import { WebidIriError } from "../../../src/error/WebidIriError";
 import { WebidParsingError } from "../../../src/error/WebidParsingError";
 
-jest.mock("node-fetch", () => jest.fn());
+// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+// @ts-ignore
+global.fetch = jest.fn();
 
 const webid = "https://example.com/webid#";
 
diff --git a/tsconfig.json b/tsconfig.json
index 4a1c53b..ac0f20c 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -11,5 +11,5 @@
     "sourceMap": true,
     "stripInternal": true
   },
-  "include": ["src/index.ts"]
+  "include": ["src/index.ts", "fetch.d.ts"]
 }