diff --git a/10. Linear Regression/lin_reg.ipynb b/10. Linear Regression/lin_reg.ipynb
index e664c3a..31c5ad5 100644
--- a/10. Linear Regression/lin_reg.ipynb	
+++ b/10. Linear Regression/lin_reg.ipynb	
@@ -365,7 +365,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "### Preparing the Data - Test Train"
+    "### Preparing the Data - Train Test"
    ]
   },
   {
@@ -899,7 +899,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "### Preparing the Data - Test Train"
+    "### Preparing the Data - Train Test"
    ]
   },
   {