diff --git a/setup.py b/setup.py
index c7210e90..eb7bac7d 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@
 
 setup(
     name='smbprotocol',
-    version='1.0.0',
+    version='1.0.0b1',
     packages=['smbclient', 'smbprotocol'],
     install_requires=[
         'cryptography>=2.0',