diff --git a/.github/workflows/ci-pr-validation.yaml b/.github/workflows/ci-pr-validation.yaml
index eafa65e0..083d61d1 100644
--- a/.github/workflows/ci-pr-validation.yaml
+++ b/.github/workflows/ci-pr-validation.yaml
@@ -17,7 +17,7 @@
 # under the License.
 #
 
-name: CI - C++ Build - PR validation
+name: PR validation
 on:
   pull_request:
     branches:
@@ -74,21 +74,6 @@ jobs:
         run: ./pulsar-test-service-stop.sh
 
 
-  cpp-build-centos7:
-    name: Build CPP Client on CentOS7
-    needs: unit-tests
-    runs-on: ubuntu-20.04
-    timeout-minutes: 120
-
-    steps:
-      - name: checkout
-        uses: actions/checkout@v2
-
-      - name: build cpp client on centos 7
-        run: |
-          echo "Build C++ client library on CentOS 7"
-          ./docker-build-centos7.sh
-
   cpp-build-windows:
     timeout-minutes: 120
     name: Build CPP Client on ${{ matrix.name }}
diff --git a/docker-build-centos7.sh b/docker-build-centos7.sh
deleted file mode 100755
index 4996e4fb..00000000
--- a/docker-build-centos7.sh
+++ /dev/null
@@ -1,39 +0,0 @@
-#!/usr/bin/env bash
-#
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-#
-
-# Build Pulsar C++ client in CentOS 7 container
-
-set -e
-
-ROOT_DIR=$(git rev-parse --show-toplevel)
-cd $ROOT_DIR
-
-IMAGE="${BUILD_IMAGE_NAME:-apachepulsar/pulsar-cpp-build-centos7}"
-
-docker pull "${IMAGE}"
-
-VOLUME_OPTION=${VOLUME_OPTION:-"-v $ROOT_DIR:/pulsar-client-cpp"}
-COMMAND="cd /pulsar-client-cpp && mkdir -p _builds && cd _builds &&
- /opt/cmake/cmake-3.4.0-Linux-x86_64/bin/cmake .. -DBUILD_TESTS=ON && make -j8"
-
-DOCKER_CMD="docker run -i ${VOLUME_OPTION} ${IMAGE}"
-
-rm -rf _builds
-$DOCKER_CMD bash -c "${COMMAND}"