diff --git a/.forgejo/workflows/main.yaml b/.forgejo/workflows/main.yaml
index cac7f04..40c9d08 100644
--- a/.forgejo/workflows/main.yaml
+++ b/.forgejo/workflows/main.yaml
@@ -2,7 +2,7 @@ on: [push]
 jobs:
   job:
     container:
-      image: ${{vars.DOCKER||'docker.io'}}/debian:bookworm
+      image: ${{vars.DOCKER}}debian:bookworm
     steps:
     - name: spcd
       env:
diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 2597d72..be89c20 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -3,7 +3,7 @@ jobs:
   job:
     runs-on: ubuntu-latest
     container:
-      image: ${{vars.DOCKER||'docker.io'}}/debian:bookworm
+      image: ${{vars.DOCKER}}debian:bookworm
     steps:
     - name: spcd
       env:
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0ad2e71..2cde8c7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: ${DOCKER:-docker.io}/debian:bookworm
+image: ${DOCKER}debian:bookworm
 job:
   script:
   - >