diff --git a/package-lock.json b/package-lock.json
index c66af39..3646977 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -28,7 +28,7 @@
         "http-shutdown": "1.2.2",
         "morgan": "1.10.0",
         "pbf": "3.2.1",
-        "proj4": "2.8.0",
+        "proj4": "2.8.1",
         "request": "2.88.2",
         "sanitize-filename": "1.6.3",
         "sharp": "0.31.3",
@@ -6594,9 +6594,9 @@
       }
     },
     "node_modules/proj4": {
-      "version": "2.8.0",
-      "resolved": "https://registry.npmjs.org/proj4/-/proj4-2.8.0.tgz",
-      "integrity": "sha512-baC+YcD4xsSqJ+CpCZljj2gcQDhlKb+J+Zjv/2KSBwWNjk4M0pafgQsE+mWurd84tflMIsP+7j7mtIpFDHzQfQ==",
+      "version": "2.8.1",
+      "resolved": "https://registry.npmjs.org/proj4/-/proj4-2.8.1.tgz",
+      "integrity": "sha512-KK/bgM6oIwxdpeCaJ/JK3V1D8LMQCKKKzndab4/pYQNd+NVKTcddUNtds053Q110GxTALXVjx98L9f5q8xPVXQ==",
       "dependencies": {
         "mgrs": "1.0.0",
         "wkt-parser": "^1.3.1"
diff --git a/package.json b/package.json
index 3f8ac05..5dc4b7d 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "http-shutdown": "1.2.2",
     "morgan": "1.10.0",
     "pbf": "3.2.1",
-    "proj4": "2.8.0",
+    "proj4": "2.8.1",
     "request": "2.88.2",
     "sanitize-filename": "1.6.3",
     "sharp": "0.31.3",