diff --git a/sdk/formrecognizer/ai-form-recognizer/review/ai-form-recognizer.api.md b/sdk/formrecognizer/ai-form-recognizer/review/ai-form-recognizer.api.md
index 6810ef93b3b6..04063069e90f 100644
--- a/sdk/formrecognizer/ai-form-recognizer/review/ai-form-recognizer.api.md
+++ b/sdk/formrecognizer/ai-form-recognizer/review/ai-form-recognizer.api.md
@@ -271,7 +271,7 @@ export interface FormTableRow {
 // @public
 export class FormTrainingClient {
     constructor(endpointUrl: string, credential: TokenCredential | KeyCredential, options?: FormRecognizerClientOptions);
-    beginTraining(trainingFilesUrl: string, useTrainingLabels?: boolean, options?: BeginTrainingOptions<FormModelResponse>): Promise<PollerLike<PollOperationState<FormModelResponse>, FormModelResponse>>;
+    beginTraining(trainingFilesUrl: string, useTrainingLabels: boolean, options?: BeginTrainingOptions<FormModelResponse>): Promise<PollerLike<PollOperationState<FormModelResponse>, FormModelResponse>>;
     deleteModel(modelId: string, options?: DeleteModelOptions): Promise<RestResponse>;
     readonly endpointUrl: string;
     getAccountProperties(options?: GetAccountPropertiesOptions): Promise<AccountProperties>;
diff --git a/sdk/formrecognizer/ai-form-recognizer/src/formTrainingClient.ts b/sdk/formrecognizer/ai-form-recognizer/src/formTrainingClient.ts
index 2887b5af073e..8a5cd110fa3f 100644
--- a/sdk/formrecognizer/ai-form-recognizer/src/formTrainingClient.ts
+++ b/sdk/formrecognizer/ai-form-recognizer/src/formTrainingClient.ts
@@ -434,7 +434,7 @@ export class FormTrainingClient {
    */
   public async beginTraining(
     trainingFilesUrl: string,
-    useTrainingLabels: boolean = false,
+    useTrainingLabels: boolean,
     options: BeginTrainingOptions<FormModelResponse> = {}
   ): Promise<PollerLike<PollOperationState<FormModelResponse>, FormModelResponse>> {
     const trainPollerClient: TrainPollerClient<FormModelResponse> = {