diff --git a/desmume/src/GPU.cpp b/desmume/src/GPU.cpp
index 8081ad2b0..ae4d29ca9 100644
--- a/desmume/src/GPU.cpp
+++ b/desmume/src/GPU.cpp
@@ -848,7 +848,7 @@ void GPUEngineBase::UpdateRenderStates(const size_t l)
 	{
 		currRenderState.workingBackdropColor16 = currRenderState.backdropColor16;
 	}
-	currRenderState.workingBackdropColor32.value = LOCAL_TO_LE_32( (this->_targetDisplay->GetColorFormat() == NDSColorFormat_BGR666_Rev) ? COLOR555TO666(LOCAL_TO_LE_16(currRenderState.workingBackdropColor16)) : COLOR555TO888(LOCAL_TO_LE_16(currRenderState.workingBackdropColor16)) );
+	currRenderState.workingBackdropColor32.value = LOCAL_TO_LE_32( (this->_targetDisplay->GetColorFormat() == NDSColorFormat_BGR666_Rev) ? COLOR555TO666(currRenderState.workingBackdropColor16) : COLOR555TO888(currRenderState.workingBackdropColor16) );
 	
 	// Save the current render states to this line's compositor info.
 	compInfo.renderState = currRenderState;