diff --git a/libavcodec/x86/dct32.asm b/libavcodec/x86/dct32.asm
index 6fd5ba350d..c70f6c9c49 100644
--- a/libavcodec/x86/dct32.asm
+++ b/libavcodec/x86/dct32.asm
@@ -484,7 +484,9 @@ cglobal dct32_float, 2, 3, 16, out, in, tmp
 %endif
 %endmacro
 
+%if ARCH_X86_32
 INIT_XMM sse
 DCT32_FUNC
+%endif
 INIT_XMM sse2
 DCT32_FUNC
diff --git a/libavcodec/x86/dct_init.c b/libavcodec/x86/dct_init.c
index 85e2d0c3e6..fd6ef4553f 100644
--- a/libavcodec/x86/dct_init.c
+++ b/libavcodec/x86/dct_init.c
@@ -30,7 +30,7 @@ av_cold void ff_dct_init_x86(DCTContext *s)
 {
     int cpu_flags = av_get_cpu_flags();
 
-    if (EXTERNAL_SSE(cpu_flags))
+    if (EXTERNAL_SSE(cpu_flags) && ARCH_X86_32)
         s->dct32 = ff_dct32_float_sse;
     if (EXTERNAL_SSE2(cpu_flags))
         s->dct32 = ff_dct32_float_sse2;