diff --git a/worker/package-lock.json b/worker/package-lock.json
index f0fc11ed..68d9a1e4 100644
--- a/worker/package-lock.json
+++ b/worker/package-lock.json
@@ -11,7 +11,7 @@
         "jose": "^6.2.5"
       },
       "devDependencies": {
-        "@cloudflare/workers-types": "^5.20260731.1",
+        "@cloudflare/workers-types": "^5.20260821.1",
         "esbuild": "0.28.1",
         "typescript": "^7.0.2",
         "wrangler": "^4.118.0"
@@ -129,9 +129,9 @@
       }
     },
     "node_modules/@cloudflare/workers-types": {
-      "version": "5.20260804.1",
-      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-5.20260804.1.tgz",
-      "integrity": "sha512-B1dwxpN6e5RZXZkE5zpZj+ooNeNZ1mwavLIyHDYe10ojhlGTwDfe8sAl7R1mMXc1cyIsbr+jKVdvmMEyVcdTdg==",
+      "version": "5.20260821.1",
+      "resolved": "https://registry.npmjs.org/@cloudflare/workers-types/-/workers-types-5.20260821.1.tgz",
+      "integrity": "sha512-jZiTISghTPeytJ7eDt5K1AV7df998xGECMgT8oy838VfFLJLROvdLzDaJb0/Jv4WfxO00keNoWt1d6olL7URRg==",
       "dev": true,
       "license": "MIT OR Apache-2.0"
     },
diff --git a/worker/package.json b/worker/package.json
index 9fc95d03..bd9dc28a 100644
--- a/worker/package.json
+++ b/worker/package.json
@@ -8,7 +8,7 @@
     "tail": "wrangler tail"
   },
   "devDependencies": {
-    "@cloudflare/workers-types": "^5.20260731.1",
+    "@cloudflare/workers-types": "^5.20260821.1",
     "esbuild": "0.28.1",
     "typescript": "^7.0.2",
     "wrangler": "^4.118.0"