diff --git a/.github/workflows/test-on-docker.yml b/.github/workflows/test-on-docker.yml
index 5580db1f7a..b33184cc1d 100644
--- a/.github/workflows/test-on-docker.yml
+++ b/.github/workflows/test-on-docker.yml
@@ -66,7 +66,7 @@ jobs:
           export REDIS_VERSION="${{ matrix.redis_version }}"
           export COMPOSE_ENV_FILES="src/test/resources/env/.env"
           if [[ "${{ matrix.redis_version }}" == "6.2.16" ]]; then
-           COMPOSE_ENV_FILES+=",src/test/resources/env/.env.v${{ matrix.redis_version }}"
+           COMPOSE_ENV_FILES="src/test/resources/env/.env.v${{ matrix.redis_version }}"
           fi
           docker compose -f src/test/resources/env/docker-compose.yml up -d
       - name: Maven offline