diff --git a/README.md b/README.md
index 6cba38e..4734cae 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,10 @@ Standalone client is also created with very basic features, including but not li
 
 Please note that you may get a permanent ban for sending invalid API requests. Server's ratelimit and security mechanisms are quite strict.
 
+## Downloads
+
+Check [Releases](https://github.com/stypr/clubhouse-py/releases). OSX(x86_64) may not be stable for use yet.
+
 ## Demo
 
 Please click the image to open a Youtube video demo.
diff --git a/build.sh b/build.sh
index 15b0e3e..8ebc6e3 100755
--- a/build.sh
+++ b/build.sh
@@ -1,3 +1,5 @@
 #!/bin/sh
 
-python3 -m PyInstaller --onefile ./cli.py
+rm -rf build/ dist/
+rm *.pyc
+python3 -OO -m PyInstaller --onefile ./cli.py