diff --git a/beginner_source/examples_autograd/polynomial_autograd.py b/beginner_source/examples_autograd/polynomial_autograd.py
index 5e2fdc4101d..525d0c33ce9 100755
--- a/beginner_source/examples_autograd/polynomial_autograd.py
+++ b/beginner_source/examples_autograd/polynomial_autograd.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """
 PyTorch: Tensors and autograd
 -------------------------------
diff --git a/beginner_source/examples_autograd/polynomial_custom_function.py b/beginner_source/examples_autograd/polynomial_custom_function.py
index 130775ea985..eea1c4ca9ee 100755
--- a/beginner_source/examples_autograd/polynomial_custom_function.py
+++ b/beginner_source/examples_autograd/polynomial_custom_function.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """
 PyTorch: Defining New autograd Functions
 ----------------------------------------