diff --git a/.github/workflows/test_planner.yml b/.github/workflows/test_planner.yml
index b6abca42b2bb..29eabd6f998e 100644
--- a/.github/workflows/test_planner.yml
+++ b/.github/workflows/test_planner.yml
@@ -47,19 +47,19 @@ jobs:
           event_name="${{ github.event_name }}"
           repository="${{ github.repository }}"
           files_changed=""
-          has_secrets="False"
-          is_push="False"
+          has_secrets="false"
+          is_push="false"
 
           # Handle event-specific logic
           if [ "$event_name" == "push" ]; then
             if [ "$repository" == "apache/incubator-opendal" ]; then
-              is_push="True"
-              has_secrets="True"
+              is_push="true"
+              has_secrets="true"
             fi
           elif [ "$event_name" == "pull_request" ]; then
             pr_head_repo_fork="${{ github.event.pull_request.head.repo.fork }}"
             if [ "$pr_head_repo_fork" != "true" ]; then
-              has_secrets="True"
+              has_secrets="true"
             fi
 
             git fetch origin main:main
diff --git a/scripts/workflow_planner.py b/scripts/workflow_planner.py
index 7c8d8f9d71e5..534c68ae5dd3 100755
--- a/scripts/workflow_planner.py
+++ b/scripts/workflow_planner.py
@@ -40,8 +40,8 @@ def get_provided_cases():
     # Check if this workflow needs to read secrets.
     #
     # We will check if pattern `secrets.XXX` exist in content.
-    if not bool(os.getenv("GITHUB_HAS_SECRETS")):
-        cases[:] = [v for v in cases if "secrets." not in v["content"]]
+    if not os.getenv("GITHUB_HAS_SECRETS") == "true":
+        cases[:] = [v for v in cases if "secrets" not in v["content"]]
 
     return cases
 
@@ -57,7 +57,7 @@ def calculate_core_cases(cases, changed_files):
             return cases
 
     # Always run all tests if it is a push event.
-    if bool(os.getenv("GITHUB_IS_PUSH")):
+    if os.getenv("GITHUB_IS_PUSH") == "true":
         return cases
 
     # If any of the core files changed, we will run all cases.