diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index d0fb754..e9c4a8e 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -37,3 +37,5 @@ jobs:
           push: true
           tags: ${{ matrix.repo }}:${{ matrix.tag }}
           platforms: linux/amd64,linux/arm64
+          build-args: |
+            PG_TAG=${{ matrix.tag }}