diff --git a/src/validation.c b/src/validation.c
index 95ecd28..61f5adf 100644
--- a/src/validation.c
+++ b/src/validation.c
@@ -35,6 +35,9 @@ static int validate_video_pixel_format(enum AVPixelFormat format)
     case AV_PIX_FMT_YUVJ422P:
     case AV_PIX_FMT_YUVJ444P:
     case AV_PIX_FMT_YUVJ440P:
+    case AV_PIX_FMT_YUVA420P:
+    case AV_PIX_FMT_YUVA422P:
+    case AV_PIX_FMT_YUVA444P:
 
     // Video frame formats
     case AV_PIX_FMT_YUV420P: