diff --git a/graph/hash.py b/graph/hash_methods.py
similarity index 100%
rename from graph/hash.py
rename to graph/hash_methods.py
diff --git a/tests/test_hashgraph.py b/tests/test_hashgraph.py
index d0ff4d4..1a0351f 100644
--- a/tests/test_hashgraph.py
+++ b/tests/test_hashgraph.py
@@ -1,5 +1,5 @@
 from graph import Graph
-from graph.hash import graph_hash, flow_graph_hash, merkle_tree
+from graph.hash_methods import graph_hash, flow_graph_hash, merkle_tree
 
 
 def test_merkle_tree_1_block():