diff --git a/server/app/app.py b/server/app/app.py
index a7191acf..d0f42cd1 100644
--- a/server/app/app.py
+++ b/server/app/app.py
@@ -53,7 +53,8 @@ def run_scanpy(args):
     )
 
     from .scanpy_engine.scanpy_engine import ScanpyEngine
-    data = ScanpyEngine(args.data_directory, schema="data_schema.json", graph_method=args.layout, diffexp_method=args.diffexp)
+    data = ScanpyEngine(args.data_directory, schema="data_schema.json",
+                        graph_method=args.layout, diffexp_method=args.diffexp)
     app.run(host="127.0.0.1", debug=True, port=args.port)