diff --git a/package-lock.json b/package-lock.json
index 5823c7b8e..2c600b075 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20052,9 +20052,9 @@
       }
     },
     "node_modules/zod-openapi": {
-      "version": "5.2.0",
-      "resolved": "https://registry.npmjs.org/zod-openapi/-/zod-openapi-5.2.0.tgz",
-      "integrity": "sha512-f1bxel2MR5L5sxG9KNNAUs6Eh76VHrrF0pN06+W21MtO2f6oOaWkfY16r9rjTsXV9M3YmRITh++//Ur37GzUZg==",
+      "version": "5.3.1",
+      "resolved": "https://registry.npmjs.org/zod-openapi/-/zod-openapi-5.3.1.tgz",
+      "integrity": "sha512-lRb4p4+WAhLGBvQCQf5SFxeZtnzO5m3GmCT4IDjOzGNlZFiVOuey9rWN+EVEDSVJC59B54tP2gxah1wVUplONw==",
       "license": "MIT",
       "engines": {
         "node": ">=20"
@@ -20091,7 +20091,7 @@
         "pino-pretty": "^13.1.1",
         "pug": "^3.0.2",
         "zod": "^4.0.17",
-        "zod-openapi": "^5.2.0"
+        "zod-openapi": "^5.3.1"
       },
       "devDependencies": {
         "@commitlint/cli": "^19.8.1",
diff --git a/services/backend/package.json b/services/backend/package.json
index f192d43f1..0dfbf9bb2 100644
--- a/services/backend/package.json
+++ b/services/backend/package.json
@@ -39,7 +39,7 @@
     "pino-pretty": "^13.1.1",
     "pug": "^3.0.2",
     "zod": "^4.0.17",
-    "zod-openapi": "^5.2.0"
+    "zod-openapi": "^5.3.1"
   },
   "devDependencies": {
     "@commitlint/cli": "^19.8.1",