diff --git a/srcpkgs/vigra/template b/srcpkgs/vigra/template
index 17b26c7a36a..34bbc697954 100644
--- a/srcpkgs/vigra/template
+++ b/srcpkgs/vigra/template
@@ -23,10 +23,6 @@ pre_configure() {
 	fi
 }
 
-post_configure() {
-	find -name flags.make -exec sed -i "{}" -e "s;-isystem;-I;g" \;
-}
-
 post_install() {
 	vmkdir usr/share/$pkgname
 	mv $DESTDIR/usr/doc $DESTDIR/usr/share/$pkgname/doc