diff --git a/code_to_optimize/bubble_sort.py b/code_to_optimize/bubble_sort.py
new file mode 100644
index 0000000..3a904b0
--- /dev/null
+++ b/code_to_optimize/bubble_sort.py
@@ -0,0 +1,5 @@
+def sorter(arr):
+    arr.sort()
+    return arr
+
+