diff --git a/mediapipe/calculators/tensor/inference_calculator_cpu.cc b/mediapipe/calculators/tensor/inference_calculator_cpu.cc
index 79df97638..46804b6fd 100644
--- a/mediapipe/calculators/tensor/inference_calculator_cpu.cc
+++ b/mediapipe/calculators/tensor/inference_calculator_cpu.cc
@@ -151,6 +151,8 @@ InferenceCalculatorCpuImpl::MaybeCreateDelegate(CalculatorContext* cc) {
     auto xnnpack_opts = TfLiteXNNPackDelegateOptionsDefault();
     xnnpack_opts.num_threads =
         GetXnnpackNumThreads(opts_has_delegate, opts_delegate);
+    // TODO Remove once XNNPACK is enabled by default.
+    xnnpack_opts.flags |= TFLITE_XNNPACK_DELEGATE_FLAG_QU8;
     return TfLiteDelegatePtr(TfLiteXNNPackDelegateCreate(&xnnpack_opts),
                              &TfLiteXNNPackDelegateDelete);
   }
diff --git a/mediapipe/calculators/tensor/inference_calculator_xnnpack.cc b/mediapipe/calculators/tensor/inference_calculator_xnnpack.cc
index a9417d508..4212534a1 100644
--- a/mediapipe/calculators/tensor/inference_calculator_xnnpack.cc
+++ b/mediapipe/calculators/tensor/inference_calculator_xnnpack.cc
@@ -114,6 +114,8 @@ InferenceCalculatorXnnpackImpl::CreateDelegate(CalculatorContext* cc) {
   auto xnnpack_opts = TfLiteXNNPackDelegateOptionsDefault();
   xnnpack_opts.num_threads =
       GetXnnpackNumThreads(opts_has_delegate, opts_delegate);
+  // TODO Remove once XNNPACK is enabled by default.
+  xnnpack_opts.flags |= TFLITE_XNNPACK_DELEGATE_FLAG_QU8;
   return TfLiteDelegatePtr(TfLiteXNNPackDelegateCreate(&xnnpack_opts),
                            &TfLiteXNNPackDelegateDelete);
 }
diff --git a/mediapipe/calculators/tflite/tflite_inference_calculator.cc b/mediapipe/calculators/tflite/tflite_inference_calculator.cc
index 027e4446d..afdc9ed6f 100644
--- a/mediapipe/calculators/tflite/tflite_inference_calculator.cc
+++ b/mediapipe/calculators/tflite/tflite_inference_calculator.cc
@@ -941,6 +941,8 @@ absl::Status TfLiteInferenceCalculator::LoadDelegate(CalculatorContext* cc) {
     if (use_xnnpack) {
       auto xnnpack_opts = TfLiteXNNPackDelegateOptionsDefault();
       xnnpack_opts.num_threads = GetXnnpackNumThreads(calculator_opts);
+      // TODO Remove once XNNPACK is enabled by default.
+      xnnpack_opts.flags |= TFLITE_XNNPACK_DELEGATE_FLAG_QU8;
       delegate_ = TfLiteDelegatePtr(TfLiteXNNPackDelegateCreate(&xnnpack_opts),
                                     &TfLiteXNNPackDelegateDelete);
       RET_CHECK_EQ(interpreter_->ModifyGraphWithDelegate(delegate_.get()),