diff --git a/case-lib/lib.sh b/case-lib/lib.sh
index 209502ab..dd586e59 100644
--- a/case-lib/lib.sh
+++ b/case-lib/lib.sh
@@ -917,7 +917,7 @@ grep_firmware_info_in_logs()
     # dump the version info and ABI info
     # "head -n" makes this compatible with set -e.
     journalctl_cmd "$@" | grep "Firmware info" -A1 | head -n 12
-    # For dumping the firmware information when DUT runs IPC4 mode 
+    # For dumping the firmware information when DUT runs IPC4 mode
     journalctl_cmd "$@" | grep "firmware version" -A1 | head -n 12
     # dump the debug info
     journalctl_cmd "$@" | grep "Firmware debug build" -A3 | head -n 12