diff --git a/grub2.changes b/grub2.changes
index 3e9405e..a7f1131 100644
--- a/grub2.changes
+++ b/grub2.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Nov 14 16:06:00 UTC 2014 - Led <ledest@gmail.com>
+
+- fix bashism in post script
+
 -------------------------------------------------------------------
 Thu Oct 30 15:18:16 CET 2014 - jdelvare@suse.de
 
diff --git a/grub2.spec b/grub2.spec
index 0b1b10d..589549b 100644
--- a/grub2.spec
+++ b/grub2.spec
@@ -674,7 +674,7 @@ if [ "x${LOADER_TYPE}" = "xgrub" ]; then
     # Install grub2 stuff and config to make the grub2 testing entry to work with updated version
     if /usr/bin/grep -l "^\s*kernel\s*.*/boot/%{name}/i386-pc/core.img" /boot/grub/menu.lst; then
       # Determine the partition with /boot
-      BOOT_PARTITION=$(df -h /boot |(read; awk '{print $1; exit}'))
+      BOOT_PARTITION=$(df -h /boot | sed -n '2s/[[:blank:]].*//p')
       # Generate core.img, but don't let it be installed in boot sector
       %{name}-install --no-bootsector $BOOT_PARTITION || true
       # Create a working grub2 config, otherwise that entry is un-bootable