diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c
index fbc637aa30..dbfd59905b 100644
--- a/libavcodec/mjpegdec.c
+++ b/libavcodec/mjpegdec.c
@@ -1547,7 +1547,7 @@ AVCodec ff_mjpeg_decoder = {
     ff_mjpeg_decode_frame,
     CODEC_CAP_DR1,
     NULL,
-    .max_lowres = 4,
+    .max_lowres = 3,
     .long_name = NULL_IF_CONFIG_SMALL("MJPEG (Motion JPEG)"),
 };