diff --git a/package-lock.json b/package-lock.json
index 552bcaf..1321324 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,7 +18,7 @@
         "jspdf-autotable": "^3.7.1",
         "ol": "*",
         "olcs": "^2.16.0",
-        "proj4": "^2.9.2",
+        "proj4": "^2.11.0",
         "simple-datatables": "^8.0.0",
         "tippy.js": "^6.3.7",
         "web-worker": "^1.2.0"
@@ -1272,9 +1272,9 @@
       }
     },
     "node_modules/proj4": {
-      "version": "2.9.2",
-      "resolved": "https://registry.npmjs.org/proj4/-/proj4-2.9.2.tgz",
-      "integrity": "sha512-bdyfNmtlWjQN/rHEHEiqFvpTUHhuzDaeQ6Uu1G4sPGqk+Xkxae6ahh865fClJokSGPBmlDOQWWaO6465TCfv5Q==",
+      "version": "2.11.0",
+      "resolved": "https://registry.npmjs.org/proj4/-/proj4-2.11.0.tgz",
+      "integrity": "sha512-SasuTkAx8HnWQHfIyhkdUNJorSJqINHAN3EyMWYiQRVorftz9DHz650YraFgczwgtHOxqnfuDxSNv3C8MUnHeg==",
       "dependencies": {
         "mgrs": "1.0.0",
         "wkt-parser": "^1.3.3"
@@ -2535,9 +2535,9 @@
       }
     },
     "proj4": {
-      "version": "2.9.2",
-      "resolved": "https://registry.npmjs.org/proj4/-/proj4-2.9.2.tgz",
-      "integrity": "sha512-bdyfNmtlWjQN/rHEHEiqFvpTUHhuzDaeQ6Uu1G4sPGqk+Xkxae6ahh865fClJokSGPBmlDOQWWaO6465TCfv5Q==",
+      "version": "2.11.0",
+      "resolved": "https://registry.npmjs.org/proj4/-/proj4-2.11.0.tgz",
+      "integrity": "sha512-SasuTkAx8HnWQHfIyhkdUNJorSJqINHAN3EyMWYiQRVorftz9DHz650YraFgczwgtHOxqnfuDxSNv3C8MUnHeg==",
       "requires": {
         "mgrs": "1.0.0",
         "wkt-parser": "^1.3.3"
diff --git a/package.json b/package.json
index 2b4de11..e96df71 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "jspdf-autotable": "^3.7.1",
     "ol": "latest",
     "olcs": "^2.16.0",
-    "proj4": "^2.9.2",
+    "proj4": "^2.11.0",
     "simple-datatables": "^8.0.0",
     "tippy.js": "^6.3.7",
     "web-worker": "^1.2.0"