diff --git a/src/v_video.h b/src/v_video.h
index fcf71e9d1..311ec8310 100644
--- a/src/v_video.h
+++ b/src/v_video.h
@@ -225,7 +225,7 @@ void V_DrawSmallStringAtFixed(fixed_t x, fixed_t y, INT32 option, const char *st
 
 // draw a string using the tny_font at fixed_t coordinates
 void V_DrawThinStringAtFixed(fixed_t x, fixed_t y, INT32 option, const char *string);
-void V_DrawRightAlignedThinStringAtFixed(INT32 x, INT32 y, INT32 option, const char *string);
+void V_DrawRightAlignedThinStringAtFixed(fixed_t x, fixed_t y, INT32 option, const char *string);
 
 // Draw tall nums, used for menu, HUD, intermission
 void V_DrawTallNum(INT32 x, INT32 y, INT32 flags, INT32 num);