diff --git a/scripts/build.sh b/scripts/build.sh
index 99dd14d..7eca64b 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -2,5 +2,5 @@ cd ..
 python3 -m venv venv
 source venv/bin/activate
 python -m pip install -r requirements.txt py2app
-python build.py py2app
+python build.py py2app -O2
 open ./dist