diff --git a/srcpkgs/grub/template b/srcpkgs/grub/template
index 13d02e95b66..e4a9dfb9f43 100644
--- a/srcpkgs/grub/template
+++ b/srcpkgs/grub/template
@@ -19,7 +19,12 @@ nopie=yes
 
 subpackages="grub-utils grub-i386-efi"
 case "$XBPS_TARGET_MACHINE" in
-	x86_64*) subpackages+=" grub-x86_64-efi"; _GRUBX64=1;;
+	x86_64*) subpackages+=" grub-x86_64-efi"
+		_GRUBX64=1
+		;;
+	i686*)	CFLAGS="-D_FILE_OFFSET_BITS=64"
+		configure_args+=" ac_cv_sizeof_off_t=8"
+		;;
 esac
 
 post_extract() {