1 files changed, 1 insertions, 1 deletions
diff --git a/libmpeg2/idct.c b/libmpeg2/idct.c
index ae2762015c..886f0d7112 100644
--- a/libmpeg2/idct.c
+++ b/libmpeg2/idct.c
@@ -235,7 +235,7 @@ static void mpeg2_idct_add_c (const int last, int16_t * block,
 
 void mpeg2_idct_init (uint32_t accel)
 {
-#ifdef ARCH_X86
+#if defined(ARCH_X86) || defined(ARCH_X86_64)
     if (accel & MPEG2_ACCEL_X86_MMXEXT) {
 	mpeg2_idct_copy = mpeg2_idct_copy_mmxext;
 	mpeg2_idct_add = mpeg2_idct_add_mmxext;