diff --git a/reactos/lib/sdk/crt/math/amd64/fabs.S b/reactos/lib/sdk/crt/math/amd64/fabs.S
index 84452dc1942..0900acceed9 100644
--- a/reactos/lib/sdk/crt/math/amd64/fabs.S
+++ b/reactos/lib/sdk/crt/math/amd64/fabs.S
@@ -18,4 +18,8 @@ _fabs:
     UNIMPLEMENTED fabs
     ret
 
+#ifdef _USE_ML
+ALIAS <fabs> = <_fabs>
+#endif
+
 END