diff --git a/setup.py b/setup.py
index 72335b27..29116694 100644
--- a/setup.py
+++ b/setup.py
@@ -70,7 +70,7 @@ def find_version(*file_paths):
         'pyyaml',
         'bmt',
         'SPARQLWrapper',
-        'ensmallen_graph'
+        'ensmallen_graph==0.3.6'
     ],
     extras_require=extras,
 )