diff --git a/tests/fate/vcodec.mak b/tests/fate/vcodec.mak
index 6487e12e55..cb9b766fa6 100644
--- a/tests/fate/vcodec.mak
+++ b/tests/fate/vcodec.mak
@@ -160,7 +160,7 @@ fate-vsynth%-mpeg4-adv:          ENCOPTS = -qscale 9 -flags +mv4+aic       \
 
 fate-vsynth%-mpeg4-error:        ENCOPTS = -qscale 7 -flags +mv4+aic    \
                                            -data_partitioning 1 -mbd rd \
-                                           -ps 250 -error 10
+                                           -ps 250 -error_rate 10
 
 fate-vsynth%-mpeg4-nr:           ENCOPTS = -qscale 8 -flags +mv4 -mbd rd -nr 200