diff --git a/api/Jenkinsfile.ble_test b/api/Jenkinsfile.ble_test
index 3a1ac57..9119943 100644
--- a/api/Jenkinsfile.ble_test
+++ b/api/Jenkinsfile.ble_test
@@ -86,7 +86,9 @@ pipeline {
                 sshagent([env.SSH_CREDENTIALS_ID]) {
                     sh """
                         ssh -o StrictHostKeyChecking=no root@${params.host_ip} \
-                            "screen -list | grep -q 'ble_test_${TEST_HASH}'"
+                            while screen -list | grep -q ble_test_${env.TEST_HASH}; do
+                                tail -f /tmp/ble_test_${env.TEST_HASH}.log
+                            done   
                     """
                 }
             }