diff --git a/action.yml b/action.yml
index 245f6dc..85d19e3 100644
--- a/action.yml
+++ b/action.yml
@@ -30,7 +30,7 @@ inputs:
   jdk-version:
     description: 'The version of the JDK that should be used, e.g "21"'
     required: false
-    default: '11'
+    default: 11
 
 runs:
   using: "composite"