diff --git a/domlib/dlmacros.h b/domlib/dlmacros.h
index 2cbca90..d231b75 100644
--- a/domlib/dlmacros.h
+++ b/domlib/dlmacros.h
@@ -211,7 +211,9 @@
 #else
 static inline void _mm_pause(void)
 {
+#ifdef _x86_64__
   __asm__ ( "pause;" );
+#endif
 }
 #endif