diff --git a/packages/vite-plugin-checker/src/checkers/vls/diagnostics.ts b/packages/vite-plugin-checker/src/checkers/vls/diagnostics.ts
index 518338f1..4c85acf2 100644
--- a/packages/vite-plugin-checker/src/checkers/vls/diagnostics.ts
+++ b/packages/vite-plugin-checker/src/checkers/vls/diagnostics.ts
@@ -160,6 +160,8 @@ export async function prepareClientConnection(
       return
     }
 
+    publishDiagnostics.diagnostics = filterDiagnostics(publishDiagnostics.diagnostics, severity)
+
     if (!publishDiagnostics.diagnostics.length) {
       return
     }