diff --git a/pkgs/development/python-modules/jsonrpc-base/default.nix b/pkgs/development/python-modules/jsonrpc-base/default.nix
index bdcdda0f41eb..f10fc3f1237b 100644
--- a/pkgs/development/python-modules/jsonrpc-base/default.nix
+++ b/pkgs/development/python-modules/jsonrpc-base/default.nix
@@ -8,7 +8,7 @@
 
 buildPythonPackage rec {
   pname = "jsonrpc-base";
-  version = "2.1.0";
+  version = "2.1.1";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "emlove";
     repo = pname;
     rev = version;
-    hash = "sha256-fliyJmVmG1DgoePE92LKm/wknlgXgYq2mOzZMFAdqLE=";
+    hash = "sha256-C03m/zeLIFqsmEMSzt84LMOWAHUcpdEHhaa5hx2NsoQ=";
   };
 
   checkInputs = [