diff --git a/tests/fate/subtitles.mak b/tests/fate/subtitles.mak
index 0042902161..2877224668 100644
--- a/tests/fate/subtitles.mak
+++ b/tests/fate/subtitles.mak
@@ -102,6 +102,7 @@ fate-sub-charenc: CMD = fmtstdout ass -sub_charenc cp1251 -i $(TARGET_SAMPLES)/s
 
 FATE_SUBTITLES-$(call DEMDEC, SCC, CCAPTION) += fate-sub-scc
 fate-sub-scc: CMD = fmtstdout ass -ss 57 -i $(TARGET_SAMPLES)/sub/witch.scc
+fate-sub-scc: CMP = diff
 
 FATE_SUBTITLES-$(call ENCMUX, ASS, ASS) += $(FATE_SUBTITLES_ASS-yes)
 FATE_SUBTITLES += $(FATE_SUBTITLES-yes)