diff --git a/libraries/render-utils/src/DebugDeferredBuffer.h b/libraries/render-utils/src/DebugDeferredBuffer.h
index ecc2012466..b31985d6a3 100644
--- a/libraries/render-utils/src/DebugDeferredBuffer.h
+++ b/libraries/render-utils/src/DebugDeferredBuffer.h
@@ -27,7 +27,7 @@ public:
     void setMode(int newMode);
  
     int mode{ 0 };
-    glm::vec4 size{ 0.0f, 0.0f, 0.0f, 0.0f };
+    glm::vec4 size{ 0.0f, -1.0f, 1.0f, 1.0f };
 signals:
     void dirty();
 };