diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index 42ca9b38daca..aa0ca88fd70e 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -2345,8 +2345,8 @@ let
         mktplcRef = {
           publisher = "haskell";
           name = "haskell";
-          version = "2.5.3";
-          hash = "sha256-3HbUH5+YCPqypGlsaSDwwyN/PoG9KO0YnZ1Ps7ZLQ48=";
+          version = "2.6.0";
+          hash = "sha256-2lvG7yZ+QAoafwyWQkVwyl2MsP8zWWQkTw8hBtib+C0=";
         };
         meta = {
           license = lib.licenses.mit;