diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 0000000..9c7b914
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1,2 @@
+[egg_info]
+tag_build = .dev
diff --git a/sqlbase7_sa/_version.py b/sqlbase7_sa/_version.py
index 4732ef7..181bbdb 100644
--- a/sqlbase7_sa/_version.py
+++ b/sqlbase7_sa/_version.py
@@ -23,4 +23,4 @@
 ################################################################################
 
 
-__version__ = '0.1a3'
+__version__ = '0.1a4'