diff --git a/NumPy Tutorial.ipynb b/NumPy Tutorial.ipynb
index f0bda55..2af57e7 100644
--- a/NumPy Tutorial.ipynb	
+++ b/NumPy Tutorial.ipynb	
@@ -388,7 +388,7 @@
    ],
    "source": [
     "# replace \n",
-    "b[:,1,:] = [[9,9,9],[8,8]]"
+    "b[:,1,:] = [[9,9],[8,8]]"
    ]
   },
   {