diff --git a/tests/fate/hlsenc.mak b/tests/fate/hlsenc.mak
index d4ce26457d..dce1f377c7 100644
--- a/tests/fate/hlsenc.mak
+++ b/tests/fate/hlsenc.mak
@@ -101,13 +101,13 @@ tests/data/hls_fmp4_ac3.m3u8: TAG = GEN
 tests/data/hls_fmp4_ac3.m3u8: ffmpeg$(PROGSSUF)$(EXESUF) | tests/data
 	$(M)$(TARGET_EXEC) $(TARGET_PATH)/$< \
 	-stream_loop 4 -i $(SAMPLES)/ac3/monsters_inc_5.1_448_small.ac3 -c copy -map 0 \
-	-hls_segment_type fmp4 -hls_fmp4_init_filename now.mp4 -hls_list_size 0 \
-	-hls_time 2 -hls_segment_filename "$(TARGET_PATH)/tests/data/hls_fmp4_%d.m4s" \
+	-hls_segment_type fmp4 -hls_fmp4_init_filename now_ac3.mp4 -hls_list_size 0 \
+	-hls_time 2 -hls_segment_filename "$(TARGET_PATH)/tests/data/hls_fmp4_ac3_%d.m4s" \
 	$(TARGET_PATH)/tests/data/hls_fmp4_ac3.m3u8 2>/dev/null
 
 FATE_HLSENC-$(call ALLYES, HLS_DEMUXER EAC3_DEMUXER) += fate-hls-fmp4_ac3
 fate-hls-fmp4_ac3: tests/data/hls_fmp4_ac3.m3u8
-fate-hls-fmp4_ac3: CMD = probeaudiostream $(TARGET_PATH)/tests/data/now.mp4
+fate-hls-fmp4_ac3: CMD = probeaudiostream $(TARGET_PATH)/tests/data/now_ac3.mp4
 
 FATE_SAMPLES_FFMPEG += $(FATE_HLSENC-yes)
 fate-hlsenc: $(FATE_HLSENC-yes)