diff --git a/config.py b/config.py
index 7176ae75c1..b208b64bf1 100644
--- a/config.py
+++ b/config.py
@@ -65,7 +65,7 @@ def get_parsed_args():
 
 
 def get_version():
-    return "4.3.0"
+    return "4.3.1"
 
 def skip_leading_wsp(f):
     "Works on a file, returns a file-like object"