diff --git a/docs/source/conf.py b/docs/source/conf.py
index 0c4d4467da..957208b9c4 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -113,6 +113,7 @@
     r'https://www\.openml\.org/',                           # OpenML
     r'https://ml\.informatik\.uni-freiburg\.de/',
     r'https://docs\.nvidia\.com/deeplearning/',
+    r'https://cla\.opensource\.microsoft\.com',
 ]
 
 # Ignore all links located in release.rst
diff --git a/pipelines/release.yml b/pipelines/release.yml
index 63555287c9..8cc5768b03 100644
--- a/pipelines/release.yml
+++ b/pipelines/release.yml
@@ -20,7 +20,7 @@ jobs:
       echo $(NNI_RELEASE)
       export BRANCH_TAG=`git describe --tags --abbrev=0`
       echo $BRANCH_TAG
-      if [[ $BRANCH_TAG == v$(NNI_RELEASE) && $(NNI_RELEASE) =~ ^[0-9](.[0-9])+$ ]]; then
+      if [[ $BRANCH_TAG == v$(NNI_RELEASE) && $(NNI_RELEASE) =~ ^[0-9](.(0|[1-9][0-9]*))+$ ]]; then
         echo 'Build version match branch tag'
       else
         echo 'Build version does not match branch tag'
@@ -32,7 +32,7 @@ jobs:
   - script: |
       echo $(build_type)
       echo $(NNI_RELEASE)
-      if [[ $(NNI_RELEASE) =~ ^[0-9](.[0-9])+(a|b|rc)[0-9]$ ]]; then
+      if [[ $(NNI_RELEASE) =~ ^[0-9](.(0|[1-9][0-9]*))+(a|b|rc)[0-9]$ ]]; then
         echo 'Valid prerelease version $(NNI_RELEASE)'
         echo `git describe --tags --abbrev=0`
       else
diff --git a/pipelines/templates/stage-filter.yml b/pipelines/templates/stage-filter.yml
index 5b0325e7c9..e7338274e6 100644
--- a/pipelines/templates/stage-filter.yml
+++ b/pipelines/templates/stage-filter.yml
@@ -6,4 +6,5 @@ steps:
 - script: |
     npm install npm@latest -g
     npx https://github.com/microsoft/azure-pipeline-filter.git
+  name: execution
   displayName: NPM Install & Filter