diff --git a/Source/Shaders/GI/GlobalSurfaceAtlas.hlsl b/Source/Shaders/GI/GlobalSurfaceAtlas.hlsl
index deff969a3..30bab5742 100644
--- a/Source/Shaders/GI/GlobalSurfaceAtlas.hlsl
+++ b/Source/Shaders/GI/GlobalSurfaceAtlas.hlsl
@@ -16,6 +16,8 @@
 // 1 - atlas coverage (pink for missing surface data)
 #define GLOBAL_SURFACE_ATLAS_DEBUG_MODE 0
 #elif GLOBAL_SURFACE_ATLAS_DEBUG_MODE == 1
+#undef GLOBAL_SURFACE_ATLAS_TILE_NORMAL_WEIGHT_ENABLED
+#undef GLOBAL_SURFACE_ATLAS_TILE_NORMAL_THRESHOLD
 #define GLOBAL_SURFACE_ATLAS_TILE_NORMAL_WEIGHT_ENABLED 0
 #define GLOBAL_SURFACE_ATLAS_TILE_NORMAL_THRESHOLD 0
 #endif