diff --git a/samples/GlobalTime/src/com/android/globaltime/GlobalTime.java b/samples/GlobalTime/src/com/android/globaltime/GlobalTime.java
index d96b644a9..e27ee56e5 100644
--- a/samples/GlobalTime/src/com/android/globaltime/GlobalTime.java
+++ b/samples/GlobalTime/src/com/android/globaltime/GlobalTime.java
@@ -898,7 +898,7 @@ class GTView extends SurfaceView implements SurfaceHolder.Callback {
 
         // The '2' key zooms out
         case KeyEvent.KEYCODE_2:
-            if (!mAlphaKeySet && !mDisplayWorldFlat) {
+            if (!mAlphaKeySet && !mDisplayWorldFlat && mInitialized) {
                 mGLView.zoom(-2);
                 handled = true;
             }
@@ -906,7 +906,7 @@ class GTView extends SurfaceView implements SurfaceHolder.Callback {
 
         // The '8' key zooms in
         case KeyEvent.KEYCODE_8:
-            if (!mAlphaKeySet && !mDisplayWorldFlat) {
+            if (!mAlphaKeySet && !mDisplayWorldFlat && mInitialized) {
                 mGLView.zoom(2);
                 handled = true;
             }