diff --git a/templates/shadow/template b/templates/shadow/template
index dce44c95b31..51053b931cd 100644
--- a/templates/shadow/template
+++ b/templates/shadow/template
@@ -25,9 +25,11 @@ Add_dependency full pam
 pre_build()
 {
 	# Don't install the groups cmd, we use the one from coreutils.
-	cd $wrksrc && \
-		sed -i 's/groups$(EXEEXT) //' src/Makefile && \
-		find man -name Makefile -exec sed -i 's/groups\.1 / /' {}
+	cd $wrksrc || return 1
+	sed -i 's/groups$(EXEEXT) //' src/Makefile
+	for f in $(find man -name Makefile); do
+		sed -i 's/groups\.1 / /' $f
+	done
 }
 
 post_install()