diff --git a/pkgs/applications/version-management/src/default.nix b/pkgs/applications/version-management/src/default.nix
index 4a4879600ae..1054a2c06cf 100644
--- a/pkgs/applications/version-management/src/default.nix
+++ b/pkgs/applications/version-management/src/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "src-${version}";
-  version = "1.18";
+  version = "1.22";
 
   src = fetchurl {
     url = "http://www.catb.org/~esr/src/${name}.tar.gz";
-    sha256 = "0n0skhvya8w2az45h2gsafxy8m2mvqas64nrgxifcmrzfv0rf26c";
+    sha256 = "0xvfg3aikr2jh09vjvxsha7day5br88chvirncr59ad40da1fils";
   };
 
   buildInputs = [ python rcs git makeWrapper ];