diff --git a/sendmail.spec b/sendmail.spec
index 70799a2..f0059eb 100644
--- a/sendmail.spec
+++ b/sendmail.spec
@@ -1,9 +1,11 @@
+%define optflags -O2 -fno-strict-aliasing -g -Wall
+
 %define initdir /etc/rc.d/init.d
 # If you want to build this on older Red Hat Linux releases, this defines
 # the version number to build on. Supported should be 62 70 71 72 for
 # Red Hat Linux 6.2 up to 7.2 and "100" for the current rawhide version.
 %define errata 100
-%define release 5
+%define release 5b
 
 %if %{errata} <= 70
 %define sendmailcf usr/lib/sendmail-cf