diff --git a/Notebooks/Chap12/12_2_Multihead_Self_Attention.ipynb b/Notebooks/Chap12/12_2_Multihead_Self_Attention.ipynb
index fc5a6a7..7e9b0b3 100644
--- a/Notebooks/Chap12/12_2_Multihead_Self_Attention.ipynb
+++ b/Notebooks/Chap12/12_2_Multihead_Self_Attention.ipynb
@@ -31,7 +31,7 @@
       "source": [
         "# **Notebook 12.1: Multhead Self-Attention**\n",
         "\n",
-        "This notebook builds a multihead self-attentionm mechanism as in figure 12.6\n",
+        "This notebook builds a multihead self-attention mechanism as in figure 12.6\n",
         "\n",
         "Work through the cells below, running each cell in turn. In various places you will see the words \"TO DO\". Follow the instructions at these places and make predictions about what is going to happen or write code to complete the functions.\n",
         "\n",