make time events compile

1 files changed, 1 insertions, 1 deletions

diff --git a/include/field_weather.h b/include/field_weather.h
index 0bdebf747..5d1aa5ac2 100644
--- a/include/field_weather.h
+++ b/include/field_weather.h
@@ -139,7 +139,7 @@ enum
     FADE_TO_WHITE,
 };
 
-void FadeScreen(u8, u8);
+void FadeScreen(u8, s8);
 // ...
 void UpdateSpritePaletteWithWeather(u8 tag);
 void ApplyWeatherGammaShiftToPal(u8);