diff --git a/api/src/routes/protected/challenge.ts b/api/src/routes/protected/challenge.ts
index 0cde3eb3ffa..2624536b60c 100644
--- a/api/src/routes/protected/challenge.ts
+++ b/api/src/routes/protected/challenge.ts
@@ -291,6 +291,7 @@ export const challengeRoutes: FastifyPluginCallbackTypebox = (
             type: 'error',
             message: 'That does not appear to be a valid challenge submission.'
           });
+        } else {
           fastify.errorHandler(error, req, reply);
         }
       }