diff --git a/src/mesa/drivers/dri/i915/intel_context.c b/src/mesa/drivers/dri/i915/intel_context.c
index 7dbc2c8739b..067f5da49e2 100644
--- a/src/mesa/drivers/dri/i915/intel_context.c
+++ b/src/mesa/drivers/dri/i915/intel_context.c
@@ -555,6 +555,8 @@ void intelWindowMoved( intelContextPtr intel )
       intelSetFrontClipRects( intel );
    }
    else {
+      driUpdateFramebufferSize(&intel->ctx, intel->driDrawable);
+    
       switch (intel->ctx.DrawBuffer->_ColorDrawBufferMask[0]) {
       case BUFFER_BIT_FRONT_LEFT:
 	 intelSetFrontClipRects( intel );