diff --git a/stacks-queues/queue.ipynb b/stacks-queues/queue.ipynb
index 027a833..4ac8107 100644
--- a/stacks-queues/queue.ipynb
+++ b/stacks-queues/queue.ipynb
@@ -90,7 +90,8 @@
    },
    "outputs": [],
    "source": [
-    "%%writefile queue.py\n",
+    "%%writefile queue_list.py\n",
+    "# Need to avoid naming this queue.py as it will conflict with IPython Notebook\n",
     "\n",
     "class Node(object):\n",
     "    def __init__(self, data):\n",
@@ -135,7 +136,7 @@
    },
    "outputs": [],
    "source": [
-    "%run queue.py"
+    "%run queue_list.py"
    ]
   },
   {
diff --git a/stacks-queues/queue.py b/stacks-queues/queue.py
index cbe682c..25b7262 100644
--- a/stacks-queues/queue.py
+++ b/stacks-queues/queue.py
@@ -1,3 +1,4 @@
+# Need to avoid naming this queue.py as it will conflict with IPython Notebook
 
 class Node(object):
     def __init__(self, data):