diff --git a/package-lock.json b/package-lock.json
index a14596c1a..dc808b606 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -32,7 +32,7 @@
                 "normalize.scss": "0.1.0",
                 "privacy-test-pages": "github:duckduckgo/privacy-test-pages#1.3.5",
                 "punycode": "2.3.1",
-                "tldts": "^7.0.12",
+                "tldts": "^7.0.17",
                 "web-ext": "^8.9.0",
                 "zod": "^3.25.67"
             },
@@ -10585,21 +10585,21 @@
             "dev": true
         },
         "node_modules/tldts": {
-            "version": "7.0.12",
-            "resolved": "https://registry.npmjs.org/tldts/-/tldts-7.0.12.tgz",
-            "integrity": "sha512-M9ZQBPp6FyqhMcl233vHYyYRkxXOA1SKGlnq13S0mJdUhRSwr2w6I8rlchPL73wBwRlyIZpFvpu2VcdSMWLYXw==",
+            "version": "7.0.17",
+            "resolved": "https://registry.npmjs.org/tldts/-/tldts-7.0.17.tgz",
+            "integrity": "sha512-Y1KQBgDd/NUc+LfOtKS6mNsC9CCaH+m2P1RoIZy7RAPo3C3/t8X45+zgut31cRZtZ3xKPjfn3TkGTrctC2TQIQ==",
             "license": "MIT",
             "dependencies": {
-                "tldts-core": "^7.0.12"
+                "tldts-core": "^7.0.17"
             },
             "bin": {
                 "tldts": "bin/cli.js"
             }
         },
         "node_modules/tldts-core": {
-            "version": "7.0.12",
-            "resolved": "https://registry.npmjs.org/tldts-core/-/tldts-core-7.0.12.tgz",
-            "integrity": "sha512-3K76aXywJFduGRsOYoY5JzINLs/WMlOkeDwPL+8OCPq2Rh39gkSDtWAxdJQlWjpun/xF/LHf29yqCi6VC/rHDA==",
+            "version": "7.0.17",
+            "resolved": "https://registry.npmjs.org/tldts-core/-/tldts-core-7.0.17.tgz",
+            "integrity": "sha512-DieYoGrP78PWKsrXr8MZwtQ7GLCUeLxihtjC1jZsW1DnvSMdKPitJSe8OSYDM2u5H6g3kWJZpePqkp43TfLh0g==",
             "license": "MIT"
         },
         "node_modules/tmp": {
@@ -11952,7 +11952,7 @@
             "version": "2.1.3",
             "license": "Apache-2.0",
             "dependencies": {
-                "tldts": "^7.0.12"
+                "tldts": "^7.0.17"
             },
             "devDependencies": {
                 "esbuild": "^0.25.9"
@@ -12225,7 +12225,7 @@
             "version": "file:packages/privacy-grade",
             "requires": {
                 "esbuild": "^0.25.9",
-                "tldts": "^7.0.12"
+                "tldts": "^7.0.17"
             }
         },
         "@duckduckgo/privacy-reference-tests": {
@@ -19080,17 +19080,17 @@
             "dev": true
         },
         "tldts": {
-            "version": "7.0.12",
-            "resolved": "https://registry.npmjs.org/tldts/-/tldts-7.0.12.tgz",
-            "integrity": "sha512-M9ZQBPp6FyqhMcl233vHYyYRkxXOA1SKGlnq13S0mJdUhRSwr2w6I8rlchPL73wBwRlyIZpFvpu2VcdSMWLYXw==",
+            "version": "7.0.17",
+            "resolved": "https://registry.npmjs.org/tldts/-/tldts-7.0.17.tgz",
+            "integrity": "sha512-Y1KQBgDd/NUc+LfOtKS6mNsC9CCaH+m2P1RoIZy7RAPo3C3/t8X45+zgut31cRZtZ3xKPjfn3TkGTrctC2TQIQ==",
             "requires": {
-                "tldts-core": "^7.0.12"
+                "tldts-core": "^7.0.17"
             }
         },
         "tldts-core": {
-            "version": "7.0.12",
-            "resolved": "https://registry.npmjs.org/tldts-core/-/tldts-core-7.0.12.tgz",
-            "integrity": "sha512-3K76aXywJFduGRsOYoY5JzINLs/WMlOkeDwPL+8OCPq2Rh39gkSDtWAxdJQlWjpun/xF/LHf29yqCi6VC/rHDA=="
+            "version": "7.0.17",
+            "resolved": "https://registry.npmjs.org/tldts-core/-/tldts-core-7.0.17.tgz",
+            "integrity": "sha512-DieYoGrP78PWKsrXr8MZwtQ7GLCUeLxihtjC1jZsW1DnvSMdKPitJSe8OSYDM2u5H6g3kWJZpePqkp43TfLh0g=="
         },
         "tmp": {
             "version": "0.2.3",
diff --git a/package.json b/package.json
index 8211c73e7..7815a7c77 100644
--- a/package.json
+++ b/package.json
@@ -85,7 +85,7 @@
         "normalize.scss": "0.1.0",
         "privacy-test-pages": "github:duckduckgo/privacy-test-pages#1.3.5",
         "punycode": "2.3.1",
-        "tldts": "^7.0.12",
+        "tldts": "^7.0.17",
         "web-ext": "^8.9.0",
         "zod": "^3.25.67"
     },
diff --git a/packages/privacy-grade/package.json b/packages/privacy-grade/package.json
index bd85dc1cc..a5425f3f5 100644
--- a/packages/privacy-grade/package.json
+++ b/packages/privacy-grade/package.json
@@ -13,7 +13,7 @@
   "author": "",
   "license": "Apache-2.0",
   "dependencies": {
-    "tldts": "^7.0.12"
+    "tldts": "^7.0.17"
   },
   "devDependencies": {
     "esbuild": "^0.25.9"