diff --git a/pkgs/by-name/ni/nimlangserver/package.nix b/pkgs/by-name/ni/nimlangserver/package.nix
index 2a5f7d36e14d..bd8e00d25bc9 100644
--- a/pkgs/by-name/ni/nimlangserver/package.nix
+++ b/pkgs/by-name/ni/nimlangserver/package.nix
@@ -3,29 +3,31 @@
   buildNimPackage,
   fetchFromGitHub,
 }:
-buildNimPackage (final: prev: {
-  pname = "nimlangserver";
-  version = "1.2.0";
+buildNimPackage (
+  final: prev: rec {
+    pname = "nimlangserver";
+    version = "1.4.0";
 
-  # lock.json generated with github.com/daylinmorgan/nnl
-  lockFile = ./lock.json;
+    # lock.json generated with github.com/daylinmorgan/nnl
+    lockFile = ./lock.json;
 
-  src = fetchFromGitHub {
-    owner = "nim-lang";
-    repo = "langserver";
-    rev = "71b59bfa77dabf6b8b381f6e18a1d963a1a658fc";
-    hash = "sha256-dznegEhRHvztrNhBcUhW83RYgJpduwdGLWj/tJ//K8c=";
-  };
-
-  doCheck = false;
-
-  meta = with lib;
-    final.src.meta
-    // {
-      description = "Nim language server implementation (based on nimsuggest)";
-      homepage = "https://github.com/nim-lang/langserver";
-      license = licenses.mit;
-      mainProgram = "nimlangserver";
-      maintainers = with maintainers; [daylinmorgan];
+    src = fetchFromGitHub {
+      owner = "nim-lang";
+      repo = "langserver";
+      rev = "v${version}";
+      hash = "sha256-mh+p8t8/mbZvgsJ930lXkcBdUjjioZoNyNZzwywAiUI=";
     };
-})
+
+    doCheck = false;
+
+    meta =
+      final.src.meta
+      // (with lib; {
+        description = "Nim language server implementation (based on nimsuggest)";
+        homepage = "https://github.com/nim-lang/langserver";
+        license = licenses.mit;
+        mainProgram = "nimlangserver";
+        maintainers = with maintainers; [ daylinmorgan ];
+      });
+  }
+)