diff --git a/package-lock.json b/package-lock.json
index 8bf94ce289..498c283180 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -38180,9 +38180,9 @@
       "license": "MIT"
     },
     "node_modules/web-worker": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/web-worker/-/web-worker-1.3.0.tgz",
-      "integrity": "sha512-BSR9wyRsy/KOValMgd5kMyr3JzpdeoR9KVId8u5GVlTTAtNChlsE4yTxeY7zMdNSyOmoKBv8NH2qeRY9Tg+IaA==",
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/web-worker/-/web-worker-1.5.0.tgz",
+      "integrity": "sha512-RiMReJrTAiA+mBjGONMnjVDP2u3p9R1vkcGz6gDIrOMT3oGuYwX2WRMYI9ipkphSuE5XKEhydbhNEJh4NY9mlw==",
       "license": "Apache-2.0"
     },
     "node_modules/webidl-conversions": {
@@ -39820,7 +39820,7 @@
         "scratch-translate-extension-languages": "1.0.7",
         "text-encoding": "0.7.0",
         "uuid": "8.3.2",
-        "web-worker": "1.3.0"
+        "web-worker": "1.5.0"
       },
       "devDependencies": {
         "@babel/core": "7.27.4",
diff --git a/packages/scratch-vm/package.json b/packages/scratch-vm/package.json
index ebdc4a913b..ad0b91a9cf 100644
--- a/packages/scratch-vm/package.json
+++ b/packages/scratch-vm/package.json
@@ -71,7 +71,7 @@
     "scratch-translate-extension-languages": "1.0.7",
     "text-encoding": "0.7.0",
     "uuid": "8.3.2",
-    "web-worker": "1.3.0"
+    "web-worker": "1.5.0"
   },
   "devDependencies": {
     "@babel/core": "7.27.4",