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diff --git a/src/lsp/providers/diagnosticsProvider.ts b/src/lsp/providers/diagnosticsProvider.ts
index 036b32c2bd3c5c4bbf45c7f74eeddeb495019247..79f462ecee02d56ab76b780cdae993e5b66bca31 100644
--- a/src/lsp/providers/diagnosticsProvider.ts
+++ b/src/lsp/providers/diagnosticsProvider.ts
@@ -405,3 +405,22 @@     uri: document.uri,
     diagnostics,
   })
 }
+
+export function clearDiagnostics(state: State, document: TextDocument): void {
+  state.editor.connection.sendDiagnostics({
+    uri: document.uri,
+    diagnostics: [],
+  })
+}
+
+export function clearAllDiagnostics(state: State): void {
+  state.editor.documents.all().forEach((document) => {
+    clearDiagnostics(state, document)
+  })
+}
+
+export function updateAllDiagnostics(state: State): void {
+  state.editor.documents.all().forEach((document) => {
+    provideDiagnostics(state, document)
+  })
+}

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diff --git a/src/lsp/server.ts b/src/lsp/server.ts
index bef666c9fc13a61d43637a6f74fe7df412797e15..8e9addff1790460044f406c65302aadc70cc75c6 100644
--- a/src/lsp/server.ts
+++ b/src/lsp/server.ts
@@ -26,7 +26,11 @@ } from './providers/completionProvider'
 import { provideHover } from './providers/hoverProvider'
 import { URI } from 'vscode-uri'
 import { getDocumentSettings } from './util/getDocumentSettings'
-import { provideDiagnostics } from './providers/diagnosticsProvider'
+import {
+  provideDiagnostics,
+  updateAllDiagnostics,
+  clearAllDiagnostics,
+} from './providers/diagnosticsProvider'
 import { createEmitter } from '../lib/emitter'
 
 let connection = createConnection(ProposedFeatures.all)
@@ -102,6 +106,7 @@               state.configPath,
               state.config,
               state.plugins,
             ])
+            updateAllDiagnostics(state)
           } else {
             state = {
               enabled: false,
@@ -122,6 +127,7 @@                 payload.line = parseInt(match.groups.line, 10)
               }
               connection.sendNotification('tailwindcss/configError', [payload])
             }
+            clearAllDiagnostics(state)
             // TODO
             // connection.sendNotification('tailwindcss/configUpdated', [null])
           }
@@ -196,9 +202,7 @@       (change.settings.tailwindCSS || defaultSettings)
     )
   }
 
-  state.editor.documents.all().forEach((doc) => {
-    provideDiagnostics(state, doc)
-  })
+  updateAllDiagnostics(state)
 })
 
 connection.onCompletion(