diff --git a/.github/workflows/gae.yml b/.github/workflows/gae.yml
index 06209d3eecbe..c3e124849985 100644
--- a/.github/workflows/gae.yml
+++ b/.github/workflows/gae.yml
@@ -25,7 +25,7 @@ concurrency:
 
 jobs:
   build-gae:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
     - uses: actions/checkout@v4
 
diff --git a/python/graphscope/gsctl/commands/dev.py b/python/graphscope/gsctl/commands/dev.py
index bb302ad137a0..3932d8764a4b 100644
--- a/python/graphscope/gsctl/commands/dev.py
+++ b/python/graphscope/gsctl/commands/dev.py
@@ -378,7 +378,7 @@ def status(type):
 )
 @click.option(
     "--v6d-version",
-    default=__v6d_version__,
+    default=f"v{__v6d_version__}",
     show_default=True,
     help="vineyard version",
 )
diff --git a/python/graphscope/gsctl/scripts/install_deps.sh b/python/graphscope/gsctl/scripts/install_deps.sh
index d8a99203370e..292cb9a3680a 100755
--- a/python/graphscope/gsctl/scripts/install_deps.sh
+++ b/python/graphscope/gsctl/scripts/install_deps.sh
@@ -815,8 +815,8 @@ write_env_config() {
       echo "export OPENSSL_LIBRARIES=${homebrew_prefix}/opt/openssl/lib"
       echo "export OPENSSL_SSL_LIBRARY=${homebrew_prefix}/opt/openssl/lib/libssl.dylib"
     elif [[ "${OS_PLATFORM}" == *"CentOS"* || "${OS_PLATFORM}" == *"Aliyun"* ]]; then
-	  if [[ "${OS_VERSION}" -eq "7" ]]; then
-	    echo "source /opt/rh/devtoolset-8/enable"
+      if [[ "${OS_VERSION}" -eq "7" ]]; then
+        echo "source /opt/rh/devtoolset-8/enable"
         echo "source /opt/rh/rh-python38/enable"
       fi
       echo "export OPENSSL_ROOT_DIR=${install_prefix}"