diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 08506f189..ff818244d 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -49,7 +49,7 @@
         "size-limit": "^9.0.0",
         "stylelint": "^15.10.3",
         "stylelint-config-standard": "^34.0.0",
-        "terser": "^5.20.0",
+        "terser": "^5.21.0",
         "typescript": "^5.2.2",
         "vite": "^4.4.9",
         "vite-plugin-elm": "^2.9.0-beta.1",
@@ -21084,9 +21084,9 @@
       }
     },
     "node_modules/terser": {
-      "version": "5.20.0",
-      "resolved": "https://registry.npmjs.org/terser/-/terser-5.20.0.tgz",
-      "integrity": "sha512-e56ETryaQDyebBwJIWYB2TT6f2EZ0fL0sW/JRXNMN26zZdKi2u/E/5my5lG6jNxym6qsrVXfFRmOdV42zlAgLQ==",
+      "version": "5.21.0",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-5.21.0.tgz",
+      "integrity": "sha512-WtnFKrxu9kaoXuiZFSGrcAvvBqAdmKx0SFNmVNYdJamMu9yyN3I/QF0FbH4QcqJQ+y1CJnzxGIKH0cSj+FGYRw==",
       "dev": true,
       "dependencies": {
         "@jridgewell/source-map": "^0.3.3",
diff --git a/frontend/package.json b/frontend/package.json
index 9cfe018d5..2b1528504 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -47,7 +47,7 @@
     "size-limit": "^9.0.0",
     "stylelint": "^15.10.3",
     "stylelint-config-standard": "^34.0.0",
-    "terser": "^5.20.0",
+    "terser": "^5.21.0",
     "typescript": "^5.2.2",
     "vite": "^4.4.9",
     "vite-plugin-elm": "^2.9.0-beta.1",