diff --git a/.gitea/workflows/pipeline.yml b/.gitea/workflows/pipeline.yml
index 7c2bf62..848505a 100644
--- a/.gitea/workflows/pipeline.yml
+++ b/.gitea/workflows/pipeline.yml
@@ -24,6 +24,15 @@ env:
   VERSIONS: testing vanilla fabric neoforged forge bukkit
 
 jobs:
+  docker-prune:
+    name: Docker image prune (pre-clean)
+    runs-on: vm-docker-build2
+    steps:
+      - name: Prune unused Docker images
+        run: |
+          echo "[INFO] Pruning unused Docker images..."
+          docker image prune -a -f || true
+
   poll-debian-base-and-detect-changes:
     runs-on: vm-docker-build2
     outputs:
@@ -142,7 +151,9 @@ jobs:
 
   build-minecraft-images:
     runs-on: vm-docker-build2
-    needs: poll-debian-base-and-detect-changes
+    needs:
+      - docker-prune
+      - poll-debian-base-and-detect-changes
     if: |
       needs.poll-debian-base-and-detect-changes.outputs.digest_changed == 'true' ||
       needs.poll-debian-base-and-detect-changes.outputs.versions_changed != '' ||