diff --git a/tensorflow_v2/notebooks/2_BasicModels/linear_regression.ipynb b/tensorflow_v2/notebooks/2_BasicModels/linear_regression.ipynb
index 17b57b8a..588f0342 100644
--- a/tensorflow_v2/notebooks/2_BasicModels/linear_regression.ipynb
+++ b/tensorflow_v2/notebooks/2_BasicModels/linear_regression.ipynb
@@ -72,7 +72,7 @@
     "\n",
     "# Linear regression (Wx + b).\n",
     "def linear_regression(x):\n",
-    "    return W * x + b\n",
+    "    return W * x\n",
     "\n",
     "# Mean square error.\n",
     "def mean_square(y_pred, y_true):\n",