diff --git a/clang-format-all b/clang-format-all
index 62be97164c..b5a5649c28 100755
--- a/clang-format-all
+++ b/clang-format-all
@@ -1,4 +1,4 @@
-#!/usr/env/python3
+#!/usr/bin/env python3
 
 # Copyright (c) 2008-2024 the MRtrix3 contributors.
 #