diff --git a/arch/x86_64/bits/float.h b/arch/x86_64/bits/float.h
index 422a2df8b7a397e8c5f0273439c3f2f11b5f5b61..5ed6cbe3ad80585673be306d612f9e74b5468f73 100644
--- a/arch/x86_64/bits/float.h
+++ b/arch/x86_64/bits/float.h
@@ -1,5 +1,5 @@
 #define FLT_ROUNDS 1
-#define FLT_EVAL_METHOD 1
+#define FLT_EVAL_METHOD 0
 
 #define LDBL_MIN     3.3621031431120935063e-4932L
 #define LDBL_MAX     1.1897314953572317650e+4932L