diff --git a/.github/workflows/maven-central-publish.yml b/.github/workflows/maven-central-publish.yml
index f7a17f4d..fa29041d 100644
--- a/.github/workflows/maven-central-publish.yml
+++ b/.github/workflows/maven-central-publish.yml
@@ -7,6 +7,7 @@ on:
       publish-cmd:
         description: 'Command to perform publish'
         required: true
+        type: string
 
 jobs:
   build: