diff --git a/libs/renderengine/gl/GLESRenderEngine.cpp b/libs/renderengine/gl/GLESRenderEngine.cpp
index d0a0ac8..c5c4cc4 100644
--- a/libs/renderengine/gl/GLESRenderEngine.cpp
+++ b/libs/renderengine/gl/GLESRenderEngine.cpp
@@ -714,6 +714,10 @@
     setDisplayMaxLuminance(display.maxLuminance);
 
     mat4 projectionMatrix = mState.projectionMatrix * display.globalTransform;
+    mState.projectionMatrix = projectionMatrix;
+    if (!display.clearRegion.isEmpty()) {
+        fillRegionWithColor(display.clearRegion, 0.0, 0.0, 0.0, 1.0);
+    }
 
     Mesh mesh(Mesh::TRIANGLE_FAN, 4, 2, 2);
     for (auto layer : layers) {