diff --git a/libavutil/x86/tx_float.asm b/libavutil/x86/tx_float.asm
index 511d8d6fa3..21f99d3945 100644
--- a/libavutil/x86/tx_float.asm
+++ b/libavutil/x86/tx_float.asm
@@ -1285,8 +1285,8 @@ FFT_SPLIT_RADIX_DEF 131072
 %endmacro
 
 %if ARCH_X86_64
-FFT_SPLIT_RADIX_FN avx,  float,    0
-FFT_SPLIT_RADIX_FN avx,  ns_float, 1
+FFT_SPLIT_RADIX_FN fma3, float,    0
+FFT_SPLIT_RADIX_FN fma3, ns_float, 1
 %if HAVE_AVX2_EXTERNAL
 FFT_SPLIT_RADIX_FN avx2, float,    0
 FFT_SPLIT_RADIX_FN avx2, ns_float, 1
diff --git a/libavutil/x86/tx_float_init.c b/libavutil/x86/tx_float_init.c
index 108f9b4b04..5db0b57d13 100644
--- a/libavutil/x86/tx_float_init.c
+++ b/libavutil/x86/tx_float_init.c
@@ -38,8 +38,8 @@ TX_DECL_FN(fft32,     avx)
 TX_DECL_FN(fft32_ns,  avx)
 TX_DECL_FN(fft32,     fma3)
 TX_DECL_FN(fft32_ns,  fma3)
-TX_DECL_FN(fft_sr,    avx)
-TX_DECL_FN(fft_sr_ns, avx)
+TX_DECL_FN(fft_sr,    fma3)
+TX_DECL_FN(fft_sr_ns, fma3)
 TX_DECL_FN(fft_sr,    avx2)
 TX_DECL_FN(fft_sr_ns, avx2)
 
@@ -88,13 +88,13 @@ const FFTXCodelet * const ff_tx_codelet_list_float_x86[] = {
     TX_DEF(fft32,    FFT, 32, 32, 2, 0, 288, b8_i2, fma3, FMA3, AV_TX_INPLACE, AV_CPU_FLAG_AVXSLOW),
     TX_DEF(fft32_ns, FFT, 32, 32, 2, 0, 352, b8_i2, fma3, FMA3, AV_TX_INPLACE | FF_TX_PRESHUFFLE,
            AV_CPU_FLAG_AVXSLOW),
-#if HAVE_AVX2_EXTERNAL
-    TX_DEF(fft_sr,    FFT, 64, 131072, 2, 0, 256, b8_i2, avx,  AVX,  0, AV_CPU_FLAG_AVXSLOW),
-    TX_DEF(fft_sr_ns, FFT, 64, 131072, 2, 0, 320, b8_i2, avx,  AVX,  AV_TX_INPLACE | FF_TX_PRESHUFFLE,
+    TX_DEF(fft_sr,    FFT, 64, 131072, 2, 0, 288, b8_i2, fma3,  FMA3,  0, AV_CPU_FLAG_AVXSLOW),
+    TX_DEF(fft_sr_ns, FFT, 64, 131072, 2, 0, 352, b8_i2, fma3,  FMA3,  AV_TX_INPLACE | FF_TX_PRESHUFFLE,
            AV_CPU_FLAG_AVXSLOW),
-    TX_DEF(fft_sr,    FFT, 64, 131072, 2, 0, 288, b8_i2, avx2, AVX2, 0,
+#if HAVE_AVX2_EXTERNAL
+    TX_DEF(fft_sr,    FFT, 64, 131072, 2, 0, 320, b8_i2, avx2, AVX2, 0,
            AV_CPU_FLAG_AVXSLOW | AV_CPU_FLAG_SLOW_GATHER),
-    TX_DEF(fft_sr_ns, FFT, 64, 131072, 2, 0, 352, b8_i2, avx2, AVX2, AV_TX_INPLACE | FF_TX_PRESHUFFLE,
+    TX_DEF(fft_sr_ns, FFT, 64, 131072, 2, 0, 384, b8_i2, avx2, AVX2, AV_TX_INPLACE | FF_TX_PRESHUFFLE,
            AV_CPU_FLAG_AVXSLOW | AV_CPU_FLAG_SLOW_GATHER),
 #endif
 #endif