diff --git a/src/gba/renderers/video-software.c b/src/gba/renderers/video-software.c
index 7bcb998a0..b3d655bb9 100644
--- a/src/gba/renderers/video-software.c
+++ b/src/gba/renderers/video-software.c
@@ -1104,6 +1104,7 @@ static inline void _compositeNoBlendNoObjwin(struct GBAVideoSoftwareRenderer* re
 		int x; \
 		int mosaicWait = outX % mosaicH; \
 		int carryData = 0; \
+		paletteData = 0; /* Quiets compiler warning */ \
 		DRAW_BACKGROUND_MODE_0_MOSAIC_ ## BPP (BLEND, OBJWIN) \
 		return; \
 	} \