diff --git a/bin/rebuild_mail_index.sh b/bin/rebuild_mail_index.sh
new file mode 100755
index 0000000..860d9b8
--- /dev/null
+++ b/bin/rebuild_mail_index.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+
+mail_data_dir="/Users/$USER/Library/Mail/V2/MailData"
+killall -HUP Mail
+BEFORE=`ls -lah $mail_data_dir | grep -E 'Envelope Index$' | awk '{ print $5 }'`
+/usr/bin/sqlite3 $mail_data_dir/Envelope\ Index 'PRAGMA integrity_check';
+/usr/bin/sqlite3 $mail_data_dir/Envelope\ Index vacuum;
+AFTER=`ls -lah $mail_data_dir | grep -E 'Envelope Index$' | awk '{ print $5}'`
+echo "before: $BEFORE"
+echo "after:  $AFTER"
+open -a "Mail.app"
+
+/usr/bin/osascript -e 'tell application "Mail" to display dialog "Envelope Index before: " & "'$BEFORE'" & return & "Envelope Index after: " & "'$AFTER'"'