1 files changed, 1 insertions, 1 deletions
diff --git a/builder.py b/builder.py
index 1f37bc9b..3fbe497c 100755
--- a/builder.py
+++ b/builder.py
@@ -62,7 +62,7 @@ class error(Exception):
         return self.msg
 
 def common_flags():
-    return ['-O',
+    return ['-O2',
             '-g',
             '-fno-strict-aliasing',
             '-ffreestanding',