diff --git a/dev-packages/bun-integration-tests/package.json b/dev-packages/bun-integration-tests/package.json
index a106d4c59e1e..f310f8e37121 100644
--- a/dev-packages/bun-integration-tests/package.json
+++ b/dev-packages/bun-integration-tests/package.json
@@ -15,7 +15,7 @@
   "dependencies": {
     "@sentry/bun": "10.56.0",
     "@sentry/hono": "10.56.0",
-    "hono": "^4.12.18"
+    "hono": "^4.12.21"
   },
   "devDependencies": {
     "@sentry-internal/test-utils": "10.56.0",
diff --git a/dev-packages/cloudflare-integration-tests/package.json b/dev-packages/cloudflare-integration-tests/package.json
index f4dfeeefe076..cb7791df3749 100644
--- a/dev-packages/cloudflare-integration-tests/package.json
+++ b/dev-packages/cloudflare-integration-tests/package.json
@@ -16,7 +16,7 @@
     "@langchain/langgraph": "^1.0.1",
     "@sentry/cloudflare": "10.56.0",
     "@sentry/hono": "10.56.0",
-    "hono": "^4.12.18"
+    "hono": "^4.12.21"
   },
   "devDependencies": {
     "@cloudflare/workers-types": "^4.20260426.0",
diff --git a/dev-packages/node-integration-tests/package.json b/dev-packages/node-integration-tests/package.json
index 5f2988d7a7ce..5a002cd54de7 100644
--- a/dev-packages/node-integration-tests/package.json
+++ b/dev-packages/node-integration-tests/package.json
@@ -58,7 +58,7 @@
     "generic-pool": "^3.9.0",
     "graphql": "^16.11.0",
     "graphql-tag": "^2.12.6",
-    "hono": "^4.12.18",
+    "hono": "^4.12.21",
     "http-terminator": "^3.2.0",
     "ioredis": "5.10.1",
     "ioredis-5": "npm:ioredis@^5.11.0",
diff --git a/yarn.lock b/yarn.lock
index 1edcae9a506b..404dd9fef510 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -18642,10 +18642,10 @@ homedir-polyfill@^1.0.1:
   dependencies:
     parse-passwd "^1.0.0"
 
-hono@^4.12.18:
-  version "4.12.18"
-  resolved "https://registry.yarnpkg.com/hono/-/hono-4.12.18.tgz#f6d301938868c3a8bdb639495f4e326a19181505"
-  integrity sha512-RWzP96k/yv0PQfyXnWjs6zot20TqfpfsNXhOnev8d1InAxubW93L11/oNUc3tQqn2G0bSdAOBpX+2uDFHV7kdQ==
+hono@^4.12.21:
+  version "4.12.21"
+  resolved "https://registry.yarnpkg.com/hono/-/hono-4.12.21.tgz#f11846462095d365b9a8b4859b37c02cb0981df3"
+  integrity sha512-uV63apnb0kyPtAUwoWgaGh9HyIFcv8lgmzPZSiTBQAFOFGIzka5EZ1dZocmGnn0XdX0+XTqJ6Tqv7selMuGLRQ==
 
 hookable@^5.5.3:
   version "5.5.3"