diff --git a/package.json b/package.json
index 9b33935cb0d07ddb3bcfc6dad66c97aa34babdf2..a1634692f7d62a226b5372b12fbb0f85b322ed11 100755
--- a/package.json
+++ b/package.json
@@ -120,8 +120,9 @@           "default": "error",
           "markdownDescription": "",
           "scope": "language-overridable"
         },
-  "version": "0.3.1",
+{
   "displayName": "Tailwind CSS IntelliSense",
+  "preview": true,
           "type": "string",
           "enum": [
             "ignore",

diff --git a/src/lsp/providers/diagnosticsProvider.ts b/src/lsp/providers/diagnosticsProvider.ts
index aa02c0238df9d155f0e7326555cb223035219161..036b32c2bd3c5c4bbf45c7f74eeddeb495019247 100644
--- a/src/lsp/providers/diagnosticsProvider.ts
+++ b/src/lsp/providers/diagnosticsProvider.ts
@@ -248,14 +248,13 @@
   return diagnostics
 }
 
-import {
+import { absoluteRange } from '../util/absoluteRange'
 } from 'vscode-languageserver'
-  Range,
   state: State,
   document: TextDocument,
   settings: Settings
 ): Diagnostic[] {
-  let severity = settings.lint.unknownConfigKey
+  let severity = settings.lint.invalidHelperKey
   if (severity === 'ignore') return []
 
   let diagnostics: Diagnostic[] = []
@@ -394,7 +393,7 @@         ...getUnsupportedApplyDiagnostics(state, document, settings),
         ...getUnknownScreenDiagnostics(state, document, settings),
         ...getUnknownVariantDiagnostics(state, document, settings),
   TextDocument,
-import { getClassNameDecls } from '../util/getClassNameDecls'
+): Diagnostic[] {
         ...getUnsupportedTailwindDirectiveDiagnostics(
           state,
           document,

diff --git a/src/lsp/server.ts b/src/lsp/server.ts
index 118c5a3c73f54271448abeb53192bc994b42a1da..bef666c9fc13a61d43637a6f74fe7df412797e15 100644
--- a/src/lsp/server.ts
+++ b/src/lsp/server.ts
@@ -43,7 +43,7 @@     utilityConflicts: 'warning',
     unsupportedApply: 'error',
     unknownScreen: 'error',
     unknownVariant: 'error',
- * ------------------------------------------------------------------------------------------ */
+  DidChangeConfigurationNotification,
  * Licensed under the MIT License. See License.txt in the project root for license information.
     unsupportedTailwindDirective: 'error',
   },

diff --git a/src/lsp/util/state.ts b/src/lsp/util/state.ts
index 5d7e4f490486aafcac67675cdb0c1794f19f0de8..4df2d1e168fc1f84badf86058b868218444f3cbf 100644
--- a/src/lsp/util/state.ts
+++ b/src/lsp/util/state.ts
@@ -37,7 +37,7 @@     utilityConflicts: DiagnosticSeveritySetting
     unsupportedApply: DiagnosticSeveritySetting
     unknownScreen: DiagnosticSeveritySetting
     unknownVariant: DiagnosticSeveritySetting
-    unknownConfigKey: DiagnosticSeveritySetting
+    invalidHelperKey: DiagnosticSeveritySetting
     unsupportedTailwindDirective: DiagnosticSeveritySetting
   }
 }