diff --git a/.github/actions/build/action.yml b/.github/actions/build/action.yml
index 1448e069d..5fa9c131e 100644
--- a/.github/actions/build/action.yml
+++ b/.github/actions/build/action.yml
@@ -32,12 +32,12 @@ runs:
 
     - uses: ./.github/actions/push-ghcr
       with:
-        docker_image: ${{ inputs.component }}
+        docker_image: "wikibase/${{ inputs.component }}"
         github_token: ${{ inputs.github_token }}
 
     # TODO: remove extra step with https://phabricator.wikimedia.org/T347000
     - uses: ./.github/actions/push-ghcr
       if: inputs.component == 'wikibase'
       with:
-        docker_image: "${{ inputs.component }}-bundle"
+        docker_image: "wikibase/${{ inputs.component }}-bundle"
         github_token: ${{ inputs.github_token }}