diff --git a/lib/Conversion/TorchOnnxToTorch/DefaultDomainQtoZ.cpp b/lib/Conversion/TorchOnnxToTorch/DefaultDomainQtoZ.cpp
index 6a4175c78985..b55eb6a33ea2 100644
--- a/lib/Conversion/TorchOnnxToTorch/DefaultDomainQtoZ.cpp
+++ b/lib/Conversion/TorchOnnxToTorch/DefaultDomainQtoZ.cpp
@@ -851,6 +851,8 @@ void mlir::torch::onnx_c::populateDefaultDomainQtoZ(
         Torch::ValueTensorType resultType;
         float alpha, gamma;
         Value operand;
+        // Refer https://onnx.ai/onnx/operators/onnx__Selu.html for the default
+        // alpha and gamma values.
         if (binder.tensorOperand(operand) ||
             binder.f32FloatAttr(alpha, "alpha", 1.67326) ||
             binder.f32FloatAttr(gamma, "gamma", 1.0507) ||
diff --git a/projects/pt1/e2e_testing/xfail_sets.py b/projects/pt1/e2e_testing/xfail_sets.py
index 5384b2733e50..f34b5a5e3b2c 100644
--- a/projects/pt1/e2e_testing/xfail_sets.py
+++ b/projects/pt1/e2e_testing/xfail_sets.py
@@ -2156,8 +2156,8 @@
     "ElementwiseLog2IntModule_basic",
     "FlipModuleStaticShape_basic",
     "FlipNegativeIndexModule_basic",
-    # "HardsigmoidModule_basic",
-    # "HardsigmoidRandomModule_basic",
+    "HardsigmoidModule_basic",
+    "HardsigmoidRandomModule_basic",
     "PixelShuffleModuleStaticRank4Float32_basic",
     "ReflectionPad1dModule2dInput_Right",
     "ReflectionPad1dModule2dInput_basic",