diff --git a/ci/E2E-arm.groovy b/ci/E2E-arm.groovy
index 7e035a8b7..cdf0b9c23 100644
--- a/ci/E2E-arm.groovy
+++ b/ci/E2E-arm.groovy
@@ -25,7 +25,6 @@ pipeline {
                         def gitShortCommit = sh(returnStdout: true, script: "echo ${env.GIT_COMMIT} | cut -b 1-7 ").trim()
                         version="${env.CHANGE_ID}.${date}.${gitShortCommit}"
                         sh "apt-get update || true"
-                        sh "apt-get install -y git python3-pip"
                         sh "apt-get install -y libaio-dev libopenblas-dev libcurl4-openssl-dev libdouble-conversion-dev libevent-dev libgflags-dev"
                         sh "pip3 install conan==1.61.0"
                         // sh "conan remote add default-conan-local https://milvus01.jfrog.io/artifactory/api/conan/default-conan-local"
@@ -62,7 +61,6 @@ pipeline {
                     dir('tests'){
                       unarchive mapping: ["${knowhere_wheel}": "${knowhere_wheel}"]
                       sh "apt-get update || true"
-                      sh "apt-get install -y python3-pip"
                       sh "apt-get install -y libopenblas-dev libaio-dev libdouble-conversion-dev libevent-dev"
                       sh "pip3 install ${knowhere_wheel}"
                       sh "cat requirements.txt | xargs -n 1 pip3 install"
diff --git a/ci/E2E2.groovy b/ci/E2E2.groovy
index 993e6b146..686353b0a 100644
--- a/ci/E2E2.groovy
+++ b/ci/E2E2.groovy
@@ -25,7 +25,6 @@ pipeline {
                         def gitShortCommit = sh(returnStdout: true, script: "echo ${env.GIT_COMMIT} | cut -b 1-7 ").trim()
                         version="${env.CHANGE_ID}.${date}.${gitShortCommit}"
                         sh "apt-get update || true"
-                        sh "apt-get install -y git python3-pip"
                         sh "apt-get install -y libaio-dev libopenblas-dev libcurl4-openssl-dev libdouble-conversion-dev libevent-dev libgflags-dev"
                         sh "pip3 install conan==1.61.0"
                         // sh "conan remote add default-conan-local https://milvus01.jfrog.io/artifactory/api/conan/default-conan-local"
@@ -62,7 +61,6 @@ pipeline {
                     dir('tests'){
                       unarchive mapping: ["${knowhere_wheel}": "${knowhere_wheel}"]
                       sh "apt-get update || true"
-                      sh "apt-get install -y python3-pip"
                       sh "apt-get install -y libopenblas-dev libaio-dev libdouble-conversion-dev libevent-dev"
                       sh "pip3 install ${knowhere_wheel}"
                       sh "cat requirements.txt | xargs -n 1 pip3 install"
diff --git a/ci/E2E_GPU.groovy b/ci/E2E_GPU.groovy
index 9b45bea67..ea71cac65 100644
--- a/ci/E2E_GPU.groovy
+++ b/ci/E2E_GPU.groovy
@@ -26,7 +26,6 @@ pipeline {
                         def gitShortCommit = sh(returnStdout: true, script: "echo ${env.GIT_COMMIT} | cut -b 1-7 ").trim()
                         version="${env.CHANGE_ID}.${date}.${gitShortCommit}"
                         sh "apt-get update || true"
-                        sh "apt-get install -y git python3-pip"
                         sh "apt-get install -y build-essential libopenblas-dev libcurl4-openssl-dev libaio-dev libdouble-conversion-dev libevent-dev libgflags-dev"
                         sh "git config --global --add safe.directory '*'"
                         sh "git submodule update --recursive --init"
@@ -67,7 +66,6 @@ pipeline {
                     dir('tests'){
                       unarchive mapping: ["${knowhere_wheel}": "${knowhere_wheel}"]
                       sh "apt-get update || true"
-                      sh "apt-get install -y python3-pip"
                       sh "apt-get install -y libopenblas-dev libaio-dev libdouble-conversion-dev libevent-dev"
                       sh "pip3 install ${knowhere_wheel}"
                       sh "cat requirements.txt | xargs -n 1 pip3 install"