diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index c7b651643ab4..aeabf8f13601 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -3650,6 +3650,8 @@ let
         };
       };
 
+      ndonfris.fish-lsp = callPackage ./ndonfris.fish-lsp { };
+
       nefrob.vscode-just-syntax = buildVscodeMarketplaceExtension {
         mktplcRef = {
           name = "vscode-just-syntax";
diff --git a/pkgs/applications/editors/vscode/extensions/ndonfris.fish-lsp/default.nix b/pkgs/applications/editors/vscode/extensions/ndonfris.fish-lsp/default.nix
new file mode 100644
index 000000000000..d853a173fa2a
--- /dev/null
+++ b/pkgs/applications/editors/vscode/extensions/ndonfris.fish-lsp/default.nix
@@ -0,0 +1,21 @@
+{
+  lib,
+  vscode-utils,
+}:
+
+vscode-utils.buildVscodeMarketplaceExtension {
+  mktplcRef = {
+    publisher = "ndonfris";
+    name = "fish-lsp";
+    version = "0.1.10";
+    hash = "sha256-aMuvBc2QVlRXpoBvWQaxC5SdwWzsauvVk1zMbK1p6oQ=";
+  };
+
+  meta = {
+    description = "LSP implementation for the fish shell language";
+    downloadPage = "https://marketplace.visualstudio.com/items?itemName=ndonfris.fish-lsp";
+    homepage = "https://github.com/ndonfris/fish-lsp";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ tuynia ];
+  };
+}