diff --git a/.hgtags b/.hgtags
--- a/.hgtags
+++ b/.hgtags
@@ -4,3 +4,4 @@ a359c072337fdd8e1e71df72cc520b8a9b042f80
 49aa7ed030a36b7ceba149a21e587cb5d20b4946 v4.1.1
 f38ed1e1a31dce3c170b4d31585ba43471cf0705 v4.1.2
 21269ba7bafd8f0c77e79dd86a31eb9bce7643d2 v4.2.0
+b53930c918c25b2c8f69ceddc6641e511be27fd3 v4.2.1
diff --git a/pkgs/python-packages.nix b/pkgs/python-packages.nix
--- a/pkgs/python-packages.nix
+++ b/pkgs/python-packages.nix
@@ -299,7 +299,7 @@
     };
   };
   rhodecode-vcsserver = super.buildPythonPackage {
-    name = "rhodecode-vcsserver-4.2.0";
+    name = "rhodecode-vcsserver-4.2.1";
     buildInputs = with self; [mock pytest WebTest];
     doCheck = true;
     propagatedBuildInputs = with self; [configobj dulwich hgsubversion infrae.cache mercurial msgpack-python pyramid Pyro4 simplejson subprocess32 waitress WebOb];