diff --git a/libswscale/swscale.c b/libswscale/swscale.c
index 818c049f35756b63ccd47b2970396116c49fa464..3ea37104e8199d2dbec3773a6b277ade939efdb2 100644
--- a/libswscale/swscale.c
+++ b/libswscale/swscale.c
@@ -920,8 +920,8 @@ YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48be, PIX_FMT_BGR48BE)
 YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48le, PIX_FMT_BGR48LE)
 
 static av_always_inline void
-yuv2rgb_write(uint8_t *_dest, int i, int Y1, int Y2,
-              int U, int V, int A1, int A2,
+yuv2rgb_write(uint8_t *_dest, int i, unsigned Y1, unsigned Y2,
+              unsigned U, unsigned V, unsigned A1, unsigned A2,
               const void *_r, const void *_g, const void *_b, int y,
               enum PixelFormat target, int hasAlpha)
 {