diff --git a/meta.yaml b/meta.yaml
index c3b90bd..d674713 100644
--- a/meta.yaml
+++ b/meta.yaml
@@ -1,6 +1,6 @@
 package:
   name: cohere_core
-  version: "4.0"
+  version: "4.0-beta1"
 
 source:
   path: .
diff --git a/setup.py b/setup.py
index 5983f10..e67bc0c 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
       author = 'Barbara Frosik, Ross Harder',
       author_email = 'bfrosik@anl.gov',
       url='https://github.com/advancedPhotonSource/cohere',
-      version='4.0-beta',
+      version='4.0-beta1',
       packages=setuptools.find_packages(),
       install_requires=['numpy',
                         'scikit-learn',