diff --git a/package.json b/package.json
index 4a69351..7895566 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
 		"start": "wrangler dev"
 	},
 	"dependencies": {
-		"chanfana": "2.5.2",
+		"chanfana": "2.5.4",
 		"hono": "4.6.15",
 		"zod": "3.24.1"
 	},
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index da1e2d5..4f88c72 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -9,8 +9,8 @@ importers:
   .:
     dependencies:
       chanfana:
-        specifier: 2.5.2
-        version: 2.5.2
+        specifier: 2.5.4
+        version: 2.5.4
       hono:
         specifier: 4.6.15
         version: 4.6.15
@@ -344,8 +344,8 @@ packages:
   capnp-ts@0.7.0:
     resolution: {integrity: sha512-XKxXAC3HVPv7r674zP0VC3RTXz+/JKhfyw94ljvF80yynK6VkTnqE3jMuN8b3dUVmmc43TjyxjW4KTsmB3c86g==}
 
-  chanfana@2.5.2:
-    resolution: {integrity: sha512-x+4QWt1RtnkgSls4bul83mnOoSaZmmgHUGZ1CEfEpphq7IIQQ/TY1aJVTbTelHCiZdcTBfhDESr2n8Z9IK4ZMg==}
+  chanfana@2.5.4:
+    resolution: {integrity: sha512-rJPKWpeEKKgPE+7WrJt4PzwV4B7G4NzqH080wJJTVisSQh5sr1lYt7KrWcua1GLjO94y19vHdanBtzubX0WBKA==}
 
   chokidar@4.0.3:
     resolution: {integrity: sha512-Qgzu8kfBvo+cA4962jnP1KkS6Dop5NS6g7R5LFYJr4b8Ub94PPQXUksCw9PvXoeXPRRddRNC5C1JQUR2SMGtnA==}
@@ -1112,7 +1112,7 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  chanfana@2.5.2:
+  chanfana@2.5.4:
     dependencies:
       '@asteasolutions/zod-to-openapi': 7.3.0(zod@3.24.1)
       js-yaml: 4.1.0