diff --git a/graphs_trees/graph/graph_challenge.ipynb b/graphs_trees/graph/graph_challenge.ipynb
index dd40f55..c8a7db7 100644
--- a/graphs_trees/graph/graph_challenge.ipynb
+++ b/graphs_trees/graph/graph_challenge.ipynb
@@ -119,7 +119,7 @@
     "        self.visit_state = State.unvisited\n",
     "        self.incoming_edges = 0\n",
     "        self.adj_nodes = {}  # Key = key, val = Node\n",
-    "        self.adj_weights = {}  # Key = Node, val = weight\n",
+    "        self.adj_weights = {}  # Key = key, val = weight\n",
     "\n",
     "    def __repr__(self):\n",
     "        return str(self.key)\n",