diff --git a/.gitignore b/.gitignore
index f7d8b69..83a5d29 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,3 +14,4 @@ coverage-3.4.tar.gz
 /coverage-4.0a3.tar.gz
 /coverage-4.0a5.tar.gz
 /coverage-4.0a6.tar.gz
+/coverage-4.0b1.tar.gz
diff --git a/python-coverage.spec b/python-coverage.spec
index a422706..07aa10a 100644
--- a/python-coverage.spec
+++ b/python-coverage.spec
@@ -2,7 +2,7 @@
 %global with_python3 1
 %endif
 
-%global prever a6
+%global prever b1
 
 %{!?python_sitearch: %global python_sitearch %(%{__python2} -c "from distutils.sysconfig import get_python_lib; print get_python_lib(1)")}
 
@@ -17,7 +17,7 @@
 Name:           python-coverage
 Summary:        Code coverage testing module for Python
 Version:        4.0
-Release:        0.9.%{?prever}%{?dist}
+Release:        0.10.%{?prever}%{?dist}
 License:        BSD and (MIT or GPLv2)
 Group:          System Environment/Libraries
 URL:            http://nedbatchelder.com/code/modules/coverage.html
@@ -118,6 +118,9 @@ popd
 
 
 %changelog
+* Tue Aug  4 2015 Tom Callaway <spot@fedoraproject.org> - 4.0-0.10.b1
+- update to 4.0b1
+
 * Mon Jul 13 2015 Tom Callaway <spot@fedoraproject.org> - 4.0-0.9.a6
 - add missing Provides: python2-coverage
 
diff --git a/sources b/sources
index a9a1369..d28adfd 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-1bb4058062646148965bef0796b61efc  coverage-4.0a6.tar.gz
+125799eae8992189075ad6aa29def1a0  coverage-4.0b1.tar.gz