diff --git a/tests/fate/filter-audio.mak b/tests/fate/filter-audio.mak
index 43d8ff19d6..32787a764c 100644
--- a/tests/fate/filter-audio.mak
+++ b/tests/fate/filter-audio.mak
@@ -97,7 +97,7 @@ fate-filter-asetrate: CMD = framecrc -i $(SRC) -aframes 20 -af asetrate=20000
 FATE_AFILTER-$(call FILTERDEMDECENCMUX, CHORUS, WAV, PCM_S16LE, PCM_S16LE, WAV) += fate-filter-chorus
 fate-filter-chorus: tests/data/asynth-22050-1.wav
 fate-filter-chorus: SRC = $(TARGET_PATH)/tests/data/asynth-22050-1.wav
-fate-filter-chorus: CMD = framecrc -i $(SRC) -aframes 10 -af chorus=0.5:0.5:64:0.5:0.25:2
+fate-filter-chorus: CMD = framecrc -i $(SRC) -aframes 10 -af chorus=0.050001:0.050002:64:0.050001:0.025003:2.00004
 
 FATE_AFILTER-$(call FILTERDEMDECENCMUX, DCSHIFT, WAV, PCM_S16LE, PCM_S16LE, WAV) += fate-filter-dcshift
 fate-filter-dcshift: tests/data/asynth-44100-2.wav
diff --git a/tests/ref/fate/filter-chorus b/tests/ref/fate/filter-chorus
index 777a37877a..3fc4d73498 100644
--- a/tests/ref/fate/filter-chorus
+++ b/tests/ref/fate/filter-chorus
@@ -3,13 +3,13 @@
 #codec_id 0: pcm_s16le
 #sample_rate 0: 22050
 #channel_layout 0: 4
-0,          0,          0,     2048,     4096, 0x4cd2fbdf
-0,       2048,       2048,     2048,     4096, 0x233cfca2
-0,       4096,       4096,     2048,     4096, 0xf43af2b0
-0,       6144,       6144,     2048,     4096, 0xea6eff9f
-0,       8192,       8192,     2048,     4096, 0xa5ecf6a0
-0,      10240,      10240,     2048,     4096, 0x40d4f3b1
-0,      12288,      12288,     2048,     4096, 0x6b2bf76b
-0,      14336,      14336,     2048,     4096, 0xf19df862
-0,      16384,      16384,     2048,     4096, 0x736ef763
-0,      18432,      18432,     2048,     4096, 0x93b6f640
+0,          0,          0,     2048,     4096, 0x1fc6f1f1
+0,       2048,       2048,     2048,     4096, 0xe5f7f442
+0,       4096,       4096,     2048,     4096, 0x4f14ecb9
+0,       6144,       6144,     2048,     4096, 0xd431eeee
+0,       8192,       8192,     2048,     4096, 0x4c38ead6
+0,      10240,      10240,     2048,     4096, 0x786cf071
+0,      12288,      12288,     2048,     4096, 0xe291f200
+0,      14336,      14336,     2048,     4096, 0x47d2f1dd
+0,      16384,      16384,     2048,     4096, 0xd6a1f028
+0,      18432,      18432,     2048,     4096, 0x2bf4ec79