diff --git a/Project_Plagiarism_Detection/1_Data_Exploration.ipynb b/Project_Plagiarism_Detection/1_Data_Exploration.ipynb
index cc9c158..9dedb9d 100644
--- a/Project_Plagiarism_Detection/1_Data_Exploration.ipynb
+++ b/Project_Plagiarism_Detection/1_Data_Exploration.ipynb
@@ -424,7 +424,7 @@
     "* Each task, A-E, is about a topic that might be included in the Computer Science curriculum that was created by the authors of this dataset. \n",
     "    * For example, Task A asks the question: \"What is inheritance in object oriented programming?\"\n",
     "\n",
-    "### Four categories of plagiarism \n",
+    "### Four (4) categories of plagiarism \n",
     "\n",
     "Each text file has an associated plagiarism label/category:\n",
     "\n",