diff --git a/api/Jenkinsfile.ble_test b/api/Jenkinsfile.ble_test
index f021324..effa599 100644
--- a/api/Jenkinsfile.ble_test
+++ b/api/Jenkinsfile.ble_test
@@ -91,10 +91,10 @@ pipeline {
                             # Loop while the screen session exists
                             while screen -list | grep -q "ble_test_${TEST_HASH}"; do
                                 # Tail the file and flush each line immediately
-                                tail -n +1 -f "/tmp/ble_test_${env.TEST_HASH}.log" |
+                                tail -n +1 -f "/tmp/ble_test_${env.TEST_HASH}.log" | \
                                     while IFS= read -r line; do
                                         printf '%s\\n' "\$line"
-                                    done    
+                                    done
                             done
                             EOF
                     """