diff --git a/tests/pySim-smpp2sim_test/pySim-smpp2sim_test.sh b/tests/pySim-smpp2sim_test/pySim-smpp2sim_test.sh
index cb12fb2b..a5d35d1b 100755
--- a/tests/pySim-smpp2sim_test/pySim-smpp2sim_test.sh
+++ b/tests/pySim-smpp2sim_test/pySim-smpp2sim_test.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-# Utility to verify the functionality of pySim-trace.py
+# Utility to verify the functionality of pySim-smpp2sim.py
 #
 # (C) 2026 by sysmocom - s.f.m.c. GmbH
 # All Rights Reserved