diff --git a/decision tree classification.ipynb b/decision tree classification.ipynb
index a366e17..4eabe05 100644
--- a/decision tree classification.ipynb	
+++ b/decision tree classification.ipynb	
@@ -652,7 +652,7 @@
    "source": [
     "### About the data \n",
     "\n",
-    "Despite all the effort I couldn't find the origin of this data thus it shouldn't be used for any other purposes. \n",
+    "Despite all the effort I couldn't find the origin of this data therefore it shouldn't be used for any other purposes. \n",
     "The dataset contains a set of 400 records under 4 attributes - Gender, Age, Salary and Class( whether the person made a purchase or not)."
    ]
   },