--- a/src/com/five_ten_sg/connectbot/transport/TN5250.java	Fri Jun 20 18:57:11 2014 -0700
+++ b/src/com/five_ten_sg/connectbot/transport/TN5250.java	Fri Jun 20 19:08:47 2014 -0700
@@ -260,6 +260,7 @@
         handler   = new tnvt(screen52, true, false, bridge, manager);
         screen52.setVT(handler);
         screen52.setBuffer(buffer);
+        bridge.addFontSizeChangedListener(screen52);
         connected = handler.connect(host, homeDirectory, buffer);
         if (connected) bridge.onConnected();
     }
@@ -327,6 +328,7 @@
     public void close() {
         handler.disconnect();
         connected = false;
+        bridge.removeFontSizeChangedListener(screen52);
         bridge.dispatchDisconnect(false);
     }
 

--- a/src/org/tn5250j/framework/tn5250/Screen5250.java	Fri Jun 20 18:57:11 2014 -0700
+++ b/src/org/tn5250j/framework/tn5250/Screen5250.java	Fri Jun 20 19:08:47 2014 -0700
@@ -38,9 +38,10 @@
 import android.util.Log;
 import de.mud.terminal.VDUBuffer;
 import de.mud.terminal.vt320;
-
-
-public class Screen5250 {
+import com.five_ten_sg.connectbot.service.FontSizeChangedListener;
+
+
+public class Screen5250 implements FontSizeChangedListener {
     private static final String TAG = "Screen5250";
     private ScreenFields screenFields;
     private int lastAttr;
@@ -3778,6 +3779,10 @@
         updateDirty();
     }
 
+    public void onFontSizeChanged(float size) {
+        fireScreenChanged(0, 0, numRows-1, numCols-1);
+    }
+
     /**
      * repaint part of the screen
      *