diff --git a/wmake/rules/linux64Icc/c++Opt b/wmake/rules/linux64Icc/c++Opt
index c5a519aac9757eb3bfdc0e1df2a919f4cd352a74..28a17f783cae1846508385ed35e278b34e6cea64 100644
--- a/wmake/rules/linux64Icc/c++Opt
+++ b/wmake/rules/linux64Icc/c++Opt
@@ -1,2 +1,3 @@
 c++DBUG     =
-c++OPT      = -xSSE3 -O3 -no-prec-div
+#c++OPT      = -xSSE3 -O3 -no-prec-div
+c++OPT      = -xSSE3 -O1 -no-prec-div