diff --git a/srcpkgs/perl-DateTime/template b/srcpkgs/perl-DateTime/template
index ae6d86f93e..e1ec05bd88 100644
--- a/srcpkgs/perl-DateTime/template
+++ b/srcpkgs/perl-DateTime/template
@@ -13,3 +13,7 @@ homepage="http://search.cpan.org/dist/DateTime"
 license="Artistic, GPL-1"
 distfiles="${CPAN_SITE}/DateTime/${pkgname/perl-/}-$version.tar.gz"
 checksum=ad701d00f7e89a50c5058f49c585054c89e85d98433b3fe4013047e091164b6f
+
+post_configure() {
+	sed -i 's/-mtune=generic//g' Makefile
+}