diff --git a/plugins/lsp/language-servers/default.nix b/plugins/lsp/language-servers/default.nix
index a38d1d6a..ed820592 100644
--- a/plugins/lsp/language-servers/default.nix
+++ b/plugins/lsp/language-servers/default.nix
@@ -212,6 +212,12 @@ let
         "graphql-language-service-cli"
       ];
     }
+    {
+      name = "harper-ls";
+      description = "The Grammar Checker for Developers";
+      serverName = "harper_ls";
+      package = "harper";
+    }
     {
       name = "helm-ls";
       description = "helm_ls for Helm";
diff --git a/tests/test-sources/plugins/lsp/_lsp.nix b/tests/test-sources/plugins/lsp/_lsp.nix
index 9ccdeca8..a7937988 100644
--- a/tests/test-sources/plugins/lsp/_lsp.nix
+++ b/tests/test-sources/plugins/lsp/_lsp.nix
@@ -139,6 +139,7 @@
             gopls.enable = true;
             golangci-lint-ls.enable = true;
             graphql.enable = true;
+            harper-ls.enable = true;
             helm-ls.enable = true;
             hls.enable = true;
             html.enable = true;