diff --git a/.gitea/workflows/ci.yaml b/.gitea/workflows/ci.yaml
index 7d9ede9..49a82c2 100644
--- a/.gitea/workflows/ci.yaml
+++ b/.gitea/workflows/ci.yaml
@@ -60,6 +60,6 @@ jobs:
           file: Dockerfile
           push: true
           build-args: |
-            SWIFT_VERSION="swift:${{ matrix.version }}"
+            SWIFT_VERSION=swift:${{ matrix.version }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}