diff --git a/.gitea/workflows/test.yml b/.gitea/workflows/test.yml
index 59be5e7..634a13f 100644
--- a/.gitea/workflows/test.yml
+++ b/.gitea/workflows/test.yml
@@ -127,7 +127,11 @@ jobs:
           echo "🧪 测试构造的镜像..."
 
           REGISTRY_HOST=$(echo "${{ gitea.server_url }}" | sed 's|https\?://||')
-          IMAGE_NAME="$REGISTRY_HOST/${{ gitea.repository_owner }}/hello-world-app"
+
+          REPO_OWNER="${{ gitea.repository_owner }}"
+          REPO_OWNER_LOWER="${REPO_OWNER,,}"
+
+          IMAGE_NAME="$REGISTRY_HOST/$REPO_OWNER_LOWER/hello-world-app"
           IMAGE_TAG="latest"
 
           # 运行镜像进行测试