diff --git a/migmac.sh b/migmac.sh
new file mode 100755
index 00000000..17c2870a
--- /dev/null
+++ b/migmac.sh
@@ -0,0 +1,48 @@
+#!/bin/bash
+SAVEFILE=~/.config/ckb/ckb.conf
+
+###################
+# 
+# Change the format of macro definitons from 4- to 5-parts.
+# 
+#
+
+# Find a line, beginning with '$macro:',
+# followed by exact 3 colon-separated strings.
+# The may not be a 4th string (it would be the new format).
+# If found, add a ':x' at the end.
+# Otherwise just print it.
+SEDLINE='/$macro:[^:]*:[^:]*:[^:]*$/s/$/:x/'
+
+cp $SAVEFILE $SAVEFILE.orig
+
+# some statistics
+echo -n "how many \$macro:-Statements to deal with: "
+grep  "$macro:" $SAVEFILE | wc -l
+
+echo -n "That number entries do we find: "
+sed -e $SEDLINE $SAVEFILE | grep  "$macro:" | wc -l
+
+echo -n "how many lines without \$macro:-statements: "
+grep  -v "$macro:" $SAVEFILE | wc -l
+
+echo -n "That many entries are ignored: "
+sed -e $SEDLINE $SAVEFILE | grep -v "$macro:" | wc -l
+
+read -p "Is the information correct? [y|n] " RL
+RL=${RL:-n}
+
+if [[ ${RL} != "y" ]]; then
+	echo you typed $RL.
+	echo "Aborted."
+	exit -1;
+fi
+
+echo you typed $RL.
+sed -e $SEDLINE $SAVEFILE > $SAVEFILE.new
+rm -f $SAVEFILE
+mv $SAVEFILE.new $SAVEFILE
+wc $SAVEFILE
+grep :x$ $SAVEFILE
+
+exit 0
diff --git a/src/ckb/macromigrationtip.cpp b/src/ckb/macromigrationtip.cpp
new file mode 100644
index 00000000..1eaab700
--- /dev/null
+++ b/src/ckb/macromigrationtip.cpp
@@ -0,0 +1,14 @@
+#include "macromigrationtip.h"
+#include "ui_macromigrationtip.h"
+
+macroMigrationTip::macroMigrationTip(QWidget *parent) :
+    QDialog(parent),
+    ui(new Ui::macroMigrationTip)
+{
+    ui->setupUi(this);
+}
+
+macroMigrationTip::~macroMigrationTip()
+{
+    delete ui;
+}
diff --git a/src/ckb/macromigrationtip.h b/src/ckb/macromigrationtip.h
new file mode 100644
index 00000000..bd3018a2
--- /dev/null
+++ b/src/ckb/macromigrationtip.h
@@ -0,0 +1,22 @@
+#ifndef MACROMIGRATIONTIP_H
+#define MACROMIGRATIONTIP_H
+
+#include <QDialog>
+
+namespace Ui {
+class macroMigrationTip;
+}
+
+class macroMigrationTip : public QDialog
+{
+    Q_OBJECT
+
+public:
+    explicit macroMigrationTip(QWidget *parent = 0);
+    ~macroMigrationTip();
+
+private:
+    Ui::macroMigrationTip *ui;
+};
+
+#endif // MACROMIGRATIONTIP_H
diff --git a/src/ckb/macromigrationtip.ui b/src/ckb/macromigrationtip.ui
new file mode 100644
index 00000000..cdca67b3
--- /dev/null
+++ b/src/ckb/macromigrationtip.ui
@@ -0,0 +1,71 @@
+<ui version="4.0">
+ <author/>
+ <comment/>
+ <exportmacro/>
+ <class>macroMigrationTip</class>
+ <widget name="macroMigrationTip" class="QDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Dialog</string>
+  </property>
+  <widget name="buttonBox" class="QDialogButtonBox">
+   <property name="geometry">
+    <rect>
+     <x>30</x>
+     <y>240</y>
+     <width>341</width>
+     <height>32</height>
+    </rect>
+   </property>
+   <property name="orientation">
+    <enum>Qt::Horizontal</enum>
+   </property>
+   <property name="standardButtons">
+    <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+   </property>
+  </widget>
+ </widget>
+ <pixmapfunction/>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>macroMigrationTip</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>macroMigrationTip</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>