diff --git a/pkgs/development/python-modules/python-jsonrpc-server/default.nix b/pkgs/development/python-modules/python-jsonrpc-server/default.nix
index 0c4d77612b0b..027054920954 100644
--- a/pkgs/development/python-modules/python-jsonrpc-server/default.nix
+++ b/pkgs/development/python-modules/python-jsonrpc-server/default.nix
@@ -5,15 +5,19 @@
 
 buildPythonPackage rec {
   pname = "python-jsonrpc-server";
-  version = "0.0.2";
+  version = "0.1.2";
 
   src = fetchFromGitHub {
     owner = "palantir";
     repo = "python-jsonrpc-server";
     rev = version;
-    sha256 = "1xp6xipslw8d1yv05mjmhql07kz04ibci5psjrv6rapqi6jp4bgk";
+    sha256 = "0k55rpywghapk5db8dgp2jj5v5654q6m571s1gcz1mpn2qxkz69l";
   };
 
+  postPatch = ''
+    sed -i 's/version=versioneer.get_version(),/version="${version}",/g' setup.py
+  '';
+
   checkInputs = [
     pytest mock pytestcov coverage
   ];
diff --git a/pkgs/development/python-modules/python-language-server/default.nix b/pkgs/development/python-modules/python-language-server/default.nix
index 56c00fa11a9f..121a98335b64 100644
--- a/pkgs/development/python-modules/python-language-server/default.nix
+++ b/pkgs/development/python-modules/python-language-server/default.nix
@@ -10,6 +10,7 @@
 , pycodestyle ? null
 , pydocstyle ? null
 , pyflakes ? null
+, pylint ? null
 , rope ? null
 , yapf ? null
 }:
@@ -20,13 +21,13 @@ in
 
 buildPythonPackage rec {
   pname = "python-language-server";
-  version = "0.21.2";
+  version = "0.25.0";
 
   src = fetchFromGitHub {
     owner = "palantir";
     repo = "python-language-server";
     rev = version;
-    sha256 = "11fvrpv1kymj2fzh8fhys4qk1xc64j1rbdrz252awyab7b3509i7";
+    sha256 = "10la48m10j4alfnpw0xw359fb833scf5kv7kjvh7djf6ij7cfsvq";
   };
 
   # The tests require all the providers, disable otherwise.
@@ -49,6 +50,7 @@ buildPythonPackage rec {
     ++ stdenv.lib.optional (withProvider "pycodestyle") pycodestyle
     ++ stdenv.lib.optional (withProvider "pydocstyle") pydocstyle
     ++ stdenv.lib.optional (withProvider "pyflakes") pyflakes
+    ++ stdenv.lib.optional (withProvider "pylint") pylint
     ++ stdenv.lib.optional (withProvider "rope") rope
     ++ stdenv.lib.optional (withProvider "yapf") yapf
     ++ stdenv.lib.optional isPy27 configparser