--- a/examples/SConstruct
+++ b/examples/SConstruct
@@ -7,7 +7,7 @@
 if debug == 'y' or debug == 'yes':
     env.Append(CPPFLAGS = ['-Wall', '-g'])
 else:
-    env.Append(CPPFLAGS = ['-Wall', '-O2'])
+    env.Append(CPPFLAGS = ['-Wall'])
 
 if os.sys.platform != "win32":
     env.Append(CPPDEFINES = ['HAVE_UNISTD_H'])