diff --git a/services/surfaceflinger/DisplayDevice.cpp b/services/surfaceflinger/DisplayDevice.cpp
index f3acbc5..ff1af83 100644
--- a/services/surfaceflinger/DisplayDevice.cpp
+++ b/services/surfaceflinger/DisplayDevice.cpp
@@ -273,6 +273,7 @@
     glLoadIdentity();
     // put the origin in the left-bottom corner
     glOrthof(0, w, 0, h, 0, 1); // l=0, r=w ; b=0, t=h
+    glMatrixMode(GL_MODELVIEW);
 }
 
 // ----------------------------------------------------------------------------