diff --git a/pkgs/development/python-modules/python-language-server/default.nix b/pkgs/development/python-modules/python-language-server/default.nix
index 54c5418ae67..084432061d1 100644
--- a/pkgs/development/python-modules/python-language-server/default.nix
+++ b/pkgs/development/python-modules/python-language-server/default.nix
@@ -21,13 +21,13 @@ in
 
 buildPythonPackage rec {
   pname = "python-language-server";
-  version = "0.26.1";
+  version = "0.27.0";
 
   src = fetchFromGitHub {
     owner = "palantir";
     repo = "python-language-server";
     rev = version;
-    sha256 = "003fy8bbvwibnsnyxw1qwg2rxnhbfylqs67ixr6fdnw6mmrzd6fg";
+    sha256 = "158wxj2w880jrab7mi4fb3xqnjhmfixqacxjp7whf7jy3zxqrq38";
   };
 
   # The tests require all the providers, disable otherwise.