diff --git a/Makefile b/Makefile
index cf3fe4d..07c3eaf 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
 fix-python:
-	sed -i 's/python$$/python2/g' $(OUT_DIR)/libinjection/src/*.py
+	perl -i -pe 's/python$$/python2/g' $(OUT_DIR)/libinjection/src/*.py
 
 .PHONY: fix-python