diff --git a/tests/fate/mp3.mak b/tests/fate/mp3.mak
index 22d4f05b93..ccd12af853 100644
--- a/tests/fate/mp3.mak
+++ b/tests/fate/mp3.mak
@@ -1,41 +1,38 @@
 FATE_MP3 += fate-mp3-float-conf-compl
-fate-mp3-float-conf-compl: CMD = pcm -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/compl.bit
-fate-mp3-float-conf-compl: REF = $(SAMPLES)/mp3-conformance/compl_2.pcm
+fate-mp3-float-conf-compl: CMD = ffmpeg -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/compl.bit -f f32le -
+fate-mp3-float-conf-compl: REF = $(SAMPLES)/mp3-conformance/compl.f32
 
 FATE_MP3 += fate-mp3-float-conf-he_32khz
-fate-mp3-float-conf-he_32khz: CMD = pcm -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/he_32khz.bit -af atrim=end_sample=171648
-fate-mp3-float-conf-he_32khz: REF = $(SAMPLES)/mp3-conformance/he_32khz.pcm
+fate-mp3-float-conf-he_32khz: CMD = ffmpeg -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/he_32khz.bit -af atrim=end_sample=171648 -f f32le -
+fate-mp3-float-conf-he_32khz: REF = $(SAMPLES)/mp3-conformance/he_32khz.f32
 
 FATE_MP3 += fate-mp3-float-conf-he_44khz
-fate-mp3-float-conf-he_44khz: CMD = pcm -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/he_44khz.bit -af atrim=end_sample=471168
-fate-mp3-float-conf-he_44khz: REF = $(SAMPLES)/mp3-conformance/he_44khz.pcm
+fate-mp3-float-conf-he_44khz: CMD = ffmpeg -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/he_44khz.bit -af atrim=end_sample=471168 -f f32le -
+fate-mp3-float-conf-he_44khz: REF = $(SAMPLES)/mp3-conformance/he_44khz.f32
 
 FATE_MP3 += fate-mp3-float-conf-he_48khz
-fate-mp3-float-conf-he_48khz: CMD = pcm -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/he_48khz.bit -af atrim=end_sample=171648
-fate-mp3-float-conf-he_48khz: REF = $(SAMPLES)/mp3-conformance/he_48khz.pcm
+fate-mp3-float-conf-he_48khz: CMD = ffmpeg -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/he_48khz.bit -af atrim=end_sample=171648 -f f32le -
+fate-mp3-float-conf-he_48khz: REF = $(SAMPLES)/mp3-conformance/he_48khz.f32
 
 FATE_MP3 += fate-mp3-float-conf-hecommon
-fate-mp3-float-conf-hecommon: CMD = pcm -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/hecommon.bit -af atrim=end_sample=33408
-fate-mp3-float-conf-hecommon: REF = $(SAMPLES)/mp3-conformance/hecommon.pcm
+fate-mp3-float-conf-hecommon: CMD = ffmpeg -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/hecommon.bit -af atrim=end_sample=33408 -f f32le -
+fate-mp3-float-conf-hecommon: REF = $(SAMPLES)/mp3-conformance/hecommon.f32
 
 FATE_MP3 += fate-mp3-float-conf-si
-fate-mp3-float-conf-si: CMD = pcm -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/si.bit -af atrim=end_sample=134784
-fate-mp3-float-conf-si: REF = $(SAMPLES)/mp3-conformance/si.pcm
+fate-mp3-float-conf-si: CMD = ffmpeg -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/si.bit -af atrim=end_sample=134784 -f f32le -
+fate-mp3-float-conf-si: REF = $(SAMPLES)/mp3-conformance/si.f32
 
 FATE_MP3 += fate-mp3-float-conf-si_block
-fate-mp3-float-conf-si_block: CMD = pcm -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/si_block.bit -af atrim=end_sample=72576
-fate-mp3-float-conf-si_block: REF = $(SAMPLES)/mp3-conformance/si_block.pcm
+fate-mp3-float-conf-si_block: CMD = ffmpeg -acodec mp3float -i $(TARGET_SAMPLES)/mp3-conformance/si_block.bit -af atrim=end_sample=72576 -f f32le -
+fate-mp3-float-conf-si_block: REF = $(SAMPLES)/mp3-conformance/si_block.f32
 
 FATE_MP3 += fate-mp3-float-extra_overread
-fate-mp3-float-extra_overread: CMD = pcm -c:a mp3float -i $(TARGET_SAMPLES)/mpegaudio/extra_overread.mp3
-fate-mp3-float-extra_overread: REF = $(SAMPLES)/mpegaudio/extra_overread.pcm
+fate-mp3-float-extra_overread: CMD = ffmpeg -c:a mp3float -i $(TARGET_SAMPLES)/mpegaudio/extra_overread.mp3 -f f32le -
+fate-mp3-float-extra_overread: REF = $(SAMPLES)/mpegaudio/extra_overread.f32
 
-$(FATE_MP3): CMP = stddev
-$(FATE_MP3): FUZZ = 0.07
-
-ifdef HAVE_NEON
-fate-mp3-float-conf-hecommon: FUZZ = 0.70
-endif
+$(FATE_MP3): CMP = oneoff
+$(FATE_MP3): CMP_UNIT = f32
+$(FATE_MP3): FUZZ = 18
 
 FATE_MP3-$(call DEMDEC, MP3, MP3FLOAT) += $(FATE_MP3)