diff --git a/python3.spec b/python3.spec
index 0586e55aede0e0c51e85940e861c1a41cb063bb1..35294bc2b254236447765b6e6d6fa90ee8aeab5e 100644
--- a/python3.spec
+++ b/python3.spec
@@ -3,14 +3,14 @@ Summary: Interpreter of the Python3 programming language
 URL: https://www.python.org/
 
 Version: 3.7.9
-Release: 17
+Release: 19
 License: Python
 
 %global branchversion 3.7
 %global pyshortver 37
 
 %ifarch %{ix86} x86_64
-%bcond_without optimizations
+%bcond_with optimizations
 %else
 %bcond_with optimizations
 %endif
@@ -893,6 +893,12 @@ export BEP_GTDLIST="$BEP_GTDLIST_TMP"
 %{_mandir}/*/*
 
 %changelog
+* Fri Nov 12 2021 shixuantong<shixuantong@huawei.com> - 3.7.9-18
+- Type:bugfix
+- CVE:NA
+- SUG:NA
+- DESC:disable profile guided optimizations for x86_64 and i686 architectures
+
 * Fri Sep 24 2021 shixuantong<shixuantong@huawei.com> - 3.7.9-17
 - Type:CVE
 - CVE:CVE-2021-3733 CVE-2021-3737