diff --git a/help/help_mp-en.h b/help/help_mp-en.h
index d0c8d573b4..6aff220185 100644
--- a/help/help_mp-en.h
+++ b/help/help_mp-en.h
@@ -899,7 +899,8 @@ static char help_text[]=
 
 // ======================= VO Video Output drivers ========================
 
-#define MSGTR_VOincompCodec "The selected video_out device is incompatible with this codec.\n"
+#define MSGTR_VOincompCodec "The selected video_out device is incompatible with this codec.\n"\
+                "Also try adding the scale filter, e.g. -vf spp,scale instead of -vf spp.\n"
 #define MSGTR_VO_GenericError "This error has occurred"
 #define MSGTR_VO_UnableToAccess "Unable to access"
 #define MSGTR_VO_ExistsButNoDirectory "already exists, but is not a directory."