diff -up csstidy-1.4/SConstruct~ csstidy-1.4/SConstruct
--- csstidy-1.4/SConstruct~	2007-07-10 18:20:54.000000000 +0300
+++ csstidy-1.4/SConstruct	2009-04-30 20:31:48.000000000 +0300
@@ -13,7 +13,8 @@ if not (mymode in ['debug', 'release']):
 print '**** Compiling in ' + mymode + ' mode...'
 
 debugcflags = ['-Wall', '-g', '-pedantic']   #extra compile flags for debug
-releasecflags = ['-O2']         #extra compile flags for release
+import os
+releasecflags = os.getenv('RPM_OPT_FLAGS').split() #extra compile flags for release
 
 env = Environment()