diff --git a/src/dawnglfw/host/DawnGLFWHost.hpp b/src/dawnglfw/host/DawnGLFWHost.hpp
index 19b8cfdb..80eb4ac6 100644
--- a/src/dawnglfw/host/DawnGLFWHost.hpp
+++ b/src/dawnglfw/host/DawnGLFWHost.hpp
@@ -10,8 +10,13 @@
 #include "game/Game.hpp"
 #include "display/BackBuffer.hpp"
 
-#define DAWN_GLFW_WIDTH_DEFAULT 800
-#define DAWN_GLFW_HEIGHT_DEFAULT 600
+#ifndef DAWN_GLFW_WIDTH_DEFAULT
+  #define DAWN_GLFW_WIDTH_DEFAULT 800
+#endif
+
+#ifndef DAWN_GLFW_HEIGHT_DEFAULT
+  #define DAWN_GLFW_HEIGHT_DEFAULT 600
+#endif
 
 namespace Dawn {
   enum class DawnGLFWInitResult {