diff --git a/ML/TensorFlow/Basics/tutorial3-neuralnetwork.py b/ML/TensorFlow/Basics/tutorial3-neuralnetwork.py
index a36a3d95..208623f3 100644
--- a/ML/TensorFlow/Basics/tutorial3-neuralnetwork.py
+++ b/ML/TensorFlow/Basics/tutorial3-neuralnetwork.py
@@ -17,7 +17,7 @@
 # Sequential API (Very convenient, not very flexible)
 model = keras.Sequential(
     [
-        keras.Input(shape=(28 * 28)),
+        keras.Input(shape=(28 * 28,)),
         layers.Dense(512, activation="relu"),
         layers.Dense(256, activation="relu"),
         layers.Dense(10),