diff --git a/CM20315_Intro_Answers.ipynb b/CM20315/CM20315_Intro_Answers.ipynb
similarity index 99%
rename from CM20315_Intro_Answers.ipynb
rename to CM20315/CM20315_Intro_Answers.ipynb
index 6f1be59..4efdb8d 100644
--- a/CM20315_Intro_Answers.ipynb
+++ b/CM20315/CM20315_Intro_Answers.ipynb
@@ -451,4 +451,4 @@
       "outputs": []
     }
   ]
-}
\ No newline at end of file
+}