diff --git a/ci/jenkins/jenkinsfile/coverage.groovy b/ci/jenkins/jenkinsfile/coverage.groovy
index a96aa0081474453365abdd6307e500b71249e0be..7b93ece94da9a3a2918157dd0d6f20a21c0158a1 100644
--- a/ci/jenkins/jenkinsfile/coverage.groovy
+++ b/ci/jenkins/jenkinsfile/coverage.groovy
@@ -2,7 +2,7 @@ timeout(time: 60, unit: 'MINUTES') {
     dir ("ci/jenkins/scripts") {
         sh "./coverage.sh -o /opt/milvus -u root -p 123456 -t \$POD_IP"
         // Set some env variables so codecov detection script works correctly
-        sh 'bash <(curl -s https://codecov.io/bash) -f output_new.info || echo "Codecov did not collect coverage reports"'
+        sh "bash <(curl -s https://codecov.io/bash) -f output_new.info || echo 'Codecov did not collect coverage reports'"
     }
 }