diff --git a/tools/coverage/cuda_clean.py b/tools/coverage/cuda_clean.py
index daaf9e694f87fe4b370b6f9597888d262fa38ac4..c71ff375fd59efa23b5d03e0fb53b0257c3a6c8c 100644
--- a/tools/coverage/cuda_clean.py
+++ b/tools/coverage/cuda_clean.py
@@ -16,8 +16,7 @@ def get_pull(pull_id):
     Returns:
         github.PullRequest.PullRequest: The pull request.
     """
-    token = os.getenv('GITHUB_API_TOKEN',
-                      'e1f9c3cf211d5c20e65bd9ab7ec07983da284bca')
+    token = os.getenv('GITHUB_API_TOKEN')
     github = Github(token, timeout=60)
     repo = github.get_repo('PaddlePaddle/Paddle')
     pull = repo.get_pull(pull_id)
diff --git a/tools/coverage/gcda_clean.py b/tools/coverage/gcda_clean.py
index c222c448a3d91facd453d8ebf9d68be989166fed..f5726db005efaa31ff684078f8fd60f1fa0df064 100644
--- a/tools/coverage/gcda_clean.py
+++ b/tools/coverage/gcda_clean.py
@@ -17,8 +17,7 @@ def get_pull(pull_id):
     Returns:
         github.PullRequest.PullRequest
     """
-    token = os.getenv('GITHUB_API_TOKEN',
-                      'e1f9c3cf211d5c20e65bd9ab7ec07983da284bca')
+    token = os.getenv('GITHUB_API_TOKEN')
     github = Github(token, timeout=60)
     repo = github.get_repo('PaddlePaddle/Paddle')
     pull = repo.get_pull(pull_id)
diff --git a/tools/coverage/paddle_coverage.sh b/tools/coverage/paddle_coverage.sh
index f18ed27b1441a3835837b0d50af137d6d2bee850..39c98b3dbb056942631d1d0ed11aa07a790164db 100644
--- a/tools/coverage/paddle_coverage.sh
+++ b/tools/coverage/paddle_coverage.sh
@@ -16,7 +16,7 @@ cd /paddle/build
 
 python ${PADDLE_ROOT}/tools/coverage/gcda_clean.py ${GIT_PR_ID}
 
-lcov --capture -d ./ -o coverage.info --gcov-tool /usr/bin/gcov-4.8 --rc lcov_branch_coverage=0
+lcov --capture -d ./ -o coverage.info --rc lcov_branch_coverage=0
 
 # full html report
 
diff --git a/tools/coverage/pull_request.py b/tools/coverage/pull_request.py
index 7bd3515b861e57fc32bbd4a6cfb591dbc3bab266..979f476d2a1f3fbf28d43e2b717deb7b2d1b0fff 100644
--- a/tools/coverage/pull_request.py
+++ b/tools/coverage/pull_request.py
@@ -10,8 +10,7 @@ import os
 
 from github import Github
 
-token = os.getenv('GITHUB_API_TOKEN',
-                  'e1f9c3cf211d5c20e65bd9ab7ec07983da284bca')
+token = os.getenv('GITHUB_API_TOKEN')
 
 
 def get_pull(pull_id):