diff --git a/grub2-check-default.sh b/grub2-check-default.sh
index fa68b6d..3e4422b 100644
--- a/grub2-check-default.sh
+++ b/grub2-check-default.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -e
 
diff --git a/grub2.changes b/grub2.changes
index 01f4064..90567b7 100644
--- a/grub2.changes
+++ b/grub2.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Thu Feb 10 16:20:24 UTC 2022 - Bjørn Lie <bjorn.lie@gmail.com>
+
+- Set grub2-check-default shebang to "#!/bin/bash", as the the code
+  uses many instructions which are undefined for a POSIX sh.
+  (boo#1195794).
+
 -------------------------------------------------------------------
 Fri Jan 14 08:39:36 UTC 2022 - Michael Chang <mchang@suse.com>