diff --git a/libswresample/x86/audio_convert.asm b/libswresample/x86/audio_convert.asm
index d98c35cf5d..118b5e3716 100644
--- a/libswresample/x86/audio_convert.asm
+++ b/libswresample/x86/audio_convert.asm
@@ -24,7 +24,7 @@
 SECTION .text
 
 %macro INT16_TO_INT32 1
-cglobal int16_to_int32_%1, 3, 3, 0, dst, src, len
+cglobal int16_to_int32_%1, 3, 3, 3, dst, src, len
     mov srcq, [srcq]
     mov dstq, [dstq]
 %ifidn %1, a