diff --git a/.github/workflows/_schedule_image_build.yaml b/.github/workflows/_schedule_image_build.yaml
index 15c86395..b9243fb2 100644
--- a/.github/workflows/_schedule_image_build.yaml
+++ b/.github/workflows/_schedule_image_build.yaml
@@ -148,7 +148,6 @@ jobs:
           tags: |
             type=pep440,pattern={{raw}},suffix=${{ env.SUFFIX }}
             type=schedule,pattern=main,suffix=${{ env.SUFFIX }}
-            type=raw,value=${{ inputs.workflow_dispatch_tag }},event=workflow_dispatch,suffix=${{ env.SUFFIX }}
           flavor:
             latest=false
 
diff --git a/.github/workflows/schedule_image_build_and_push.yaml b/.github/workflows/schedule_image_build_and_push.yaml
index 4489d4ce..679cf8d9 100644
--- a/.github/workflows/schedule_image_build_and_push.yaml
+++ b/.github/workflows/schedule_image_build_and_push.yaml
@@ -21,7 +21,7 @@ on:
       tag:
         description: 'Docker tag for build results'
         type: string
-        default: manual
+        default: main
         required: true
 
 jobs: