diff --git a/pkgs/development/python-modules/zict/default.nix b/pkgs/development/python-modules/zict/default.nix
index 822a041e5d18..fa4122a7e8c6 100644
--- a/pkgs/development/python-modules/zict/default.nix
+++ b/pkgs/development/python-modules/zict/default.nix
@@ -3,11 +3,11 @@
 
 buildPythonPackage rec {
   pname = "zict";
-  version = "2.1.0";
+  version = "2.2.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FbLMFflaR2++BiP9j3ceHncTEL96AflUEqC2BbbkdRA=";
+    sha256 = "sha256-1zZsLiKTMUES3PJDIQhCime5J7AABWGf7vwxDRLYM/M=";
   };
 
   disabled = pythonOlder "3.6";