diff --git a/utils/parse_dppp_parameters_tsv_to_step_input.py b/utils/parse_dppp_parameters_tsv_to_step_input.py
old mode 100644
new mode 100755
index 9540a839a8a993671c067c64ea2eec9cd507250e..0a20b2aa360cfa58927d071a48c4f59b928e1d58
--- a/utils/parse_dppp_parameters_tsv_to_step_input.py
+++ b/utils/parse_dppp_parameters_tsv_to_step_input.py
@@ -1,4 +1,4 @@
-#/usr/bin/env python3
+#!/usr/bin/env python3
 import sys