diff --git a/libswscale/yuv2rgb.c b/libswscale/yuv2rgb.c
index 8e987a61f1..3f81d0f102 100644
--- a/libswscale/yuv2rgb.c
+++ b/libswscale/yuv2rgb.c
@@ -530,7 +530,7 @@ SwsFunc ff_yuv2rgb_get_func_ptr(SwsContext *c)
     if (t)
         return t;
 
-    av_log(c, AV_LOG_WARNING, "No accelerated colorspace conversion found.\n");
+    av_log(c, AV_LOG_WARNING, "No accelerated colorspace conversion found from %s to %s.\n", sws_format_name(c->srcFormat), sws_format_name(c->dstFormat));
 
     switch (c->dstFormat) {
     case PIX_FMT_RGB48BE: