diff --git a/.github/workflows/maven-publish.yml b/.github/workflows/maven-publish.yml
index 1551d25..197fa93 100644
--- a/.github/workflows/maven-publish.yml
+++ b/.github/workflows/maven-publish.yml
@@ -94,8 +94,8 @@ jobs:
             },
             {
               "id": "docker.io",
-              "username": "${{ secrets.DOCKER_HUB_USERNAME || ''}}",
-              "password": "${{ secrets.DOCKER_HUB_PASSWORD || ''}}"
+              "username": "${{ secrets.DOCKER_HUB_USERNAME || 'username'}}",
+              "password": "${{ secrets.DOCKER_HUB_PASSWORD || 'password'}}"
             }]
 
       - name: Publish maven artifacts