diff --git a/blockchain_integration/pi_network/identity_manager.py b/blockchain_integration/pi_network/identity_manager.py
index 20fb5cf2c..4f94e339f 100644
--- a/blockchain_integration/pi_network/identity_manager.py
+++ b/blockchain_integration/pi_network/identity_manager.py
@@ -1,5 +1,6 @@
 import uport
 
+
 class IdentityManager:
     def __init__(self, uport_api_key):
         self.uport = uport.Uport(api_key=uport_api_key)