diff --git a/scripts/analyse-9p-simpletrace.py b/scripts/analyse-9p-simpletrace.py
index 710e01adba..f20050fddd 100755
--- a/scripts/analyse-9p-simpletrace.py
+++ b/scripts/analyse-9p-simpletrace.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Pretty print 9p simpletrace log
 # Usage: ./analyse-9p-simpletrace <trace-events> <trace-pid>
 #