diff --git a/filter/kyofilter b/filter/kyofilter
index 6899d70..dbe8b9f 100755
--- a/filter/kyofilter
+++ b/filter/kyofilter
@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!/usr/bin/python3
 """CUPS filter for TA 3505ci - injects department code into PostScript stream."""
 import sys