diff --git a/CM20315_Gradients_I.ipynb b/CM20315/CM20315_Gradients_I.ipynb
similarity index 99%
rename from CM20315_Gradients_I.ipynb
rename to CM20315/CM20315_Gradients_I.ipynb
index 6cfb237..3d15e80 100644
--- a/CM20315_Gradients_I.ipynb
+++ b/CM20315/CM20315_Gradients_I.ipynb
@@ -417,4 +417,4 @@
       }
     }
   ]
-}
\ No newline at end of file
+}