diff --git a/extensions/typescript-language-features/src/languageFeatures/diagnostics.ts b/extensions/typescript-language-features/src/languageFeatures/diagnostics.ts
index cb097121267..8ee7322975c 100644
--- a/extensions/typescript-language-features/src/languageFeatures/diagnostics.ts
+++ b/extensions/typescript-language-features/src/languageFeatures/diagnostics.ts
@@ -250,6 +250,7 @@ export class DiagnosticsManager extends Disposable {
 		this._pendingUpdates = new ResourceMap<any>(undefined, { onCaseInsensitiveFileSystem });
 
 		this._currentDiagnostics = this._register(vscode.languages.createDiagnosticCollection(owner));
+		// Here we are selecting only 1 user out of 1000 to send telemetry diagnostics
 		if (Math.random() * 1000 <= 1 || configuration.enableDiagnosticsTelemetry) {
 			this._register(new DiagnosticsTelemetryManager(telemetryReporter, this.getDiagnostics.bind(this)));
 		}