diff --git a/python/tvm/relay/frontend/pytorch.py b/python/tvm/relay/frontend/pytorch.py
index da81280d76a3d..85b70b21d8588 100644
--- a/python/tvm/relay/frontend/pytorch.py
+++ b/python/tvm/relay/frontend/pytorch.py
@@ -2669,6 +2669,7 @@ def create_convert_map(self):
             "aten::clone": self.clone,
             "aten::log_softmax": self.log_softmax,
             "aten::sigmoid": self.sigmoid,
+            "aten::sigmoid_": self.sigmoid,
             "aten::softplus": self.softplus,
             "aten::avg_pool1d": self.make_avg_pool(1),
             "aten::avg_pool2d": self.make_avg_pool(2),
@@ -2710,6 +2711,7 @@ def create_convert_map(self):
             "aten::sinh": self.make_unary("sinh"),
             "aten::tan": self.make_unary("tan"),
             "aten::tanh": self.make_unary("tanh"),
+            "aten::tanh_": self.make_unary("tanh"),
             "aten::acos": self.make_unary("acos"),
             "aten::asin": self.make_unary("asin"),
             "aten::atan": self.make_unary("atan"),