diff --git a/plugins/mysql/hs_read b/plugins/mysql/hs_read
index a7c0b967..2468f056 100644
--- a/plugins/mysql/hs_read
+++ b/plugins/mysql/hs_read
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 : <<=cut
 
diff --git a/plugins/mysql/hs_write b/plugins/mysql/hs_write
index df02adaa..5442a4d4 100644
--- a/plugins/mysql/hs_write
+++ b/plugins/mysql/hs_write
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 : <<=cut
 
@@ -30,7 +30,6 @@ MIT
 
 =cut
 
-
 . $MUNIN_LIBDIR/plugins/plugin.sh
 
 if [ "$1" = "autoconf" ]; then