diff --git a/src/overworld.c b/src/overworld.c
index f9c949a571..8c2eaf5d88 100644
--- a/src/overworld.c
+++ b/src/overworld.c
@@ -1558,7 +1558,7 @@ const struct BlendSettings gTimeOfDayBlend[] =
 };
 
 #define DEFAULT_WEIGHT 256
-#define TIME_BLEND_WEIGHT(begin, end) (DEFAULT_WEIGHT - (DEFAULT_WEIGHT * SAFE_DIV(((hours - begin) * MINUTES_PER_HOUR + minutes), ((end - begin) * MINUTES_PER_HOUR))))
+#define TIME_BLEND_WEIGHT(begin, end) (DEFAULT_WEIGHT - SAFE_DIV((DEFAULT_WEIGHT * ((hours - begin) * MINUTES_PER_HOUR + minutes)), ((end - begin) * MINUTES_PER_HOUR)))
 
 #define MORNING_HOUR_MIDDLE (MORNING_HOUR_BEGIN + ((MORNING_HOUR_END - MORNING_HOUR_BEGIN) / 2))