diff --git a/bin/sh/Makefile b/bin/sh/Makefile
index dd073a52d23..2b1eca8e4b3 100644
--- a/bin/sh/Makefile
+++ b/bin/sh/Makefile
@@ -68,3 +68,5 @@ token.h: mktokens
 
 HAS_TESTS=
 SUBDIR.${MK_TESTS}+= tests
+
+.include <bsd.prog.mk>