diff --git a/pkgs/development/python-modules/regex/default.nix b/pkgs/development/python-modules/regex/default.nix
index 9ec1675f69f..f089d1cdba2 100644
--- a/pkgs/development/python-modules/regex/default.nix
+++ b/pkgs/development/python-modules/regex/default.nix
@@ -7,11 +7,11 @@
 
 buildPythonPackage rec {
   pname = "regex";
-  version = "2018.11.07";
+  version = "2018.11.22";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "7bfb6e13ed8195513160550c3a82c49da8bbc6df5d149089cd37f51f36eddd39";
+    sha256 = "79a6a60ed1ee3b12eb0e828c01d75e3b743af6616d69add6c2fde1d425a4ba3f";
   };
 
   postCheck = ''