diff --git a/src/cutecoin/core/net/node.py b/src/cutecoin/core/net/node.py
index 8f2be8009e6b215a707d403a9ae6b48cee438309..227271bb364e17113eafbd47f4108de54d5b9d13 100644
--- a/src/cutecoin/core/net/node.py
+++ b/src/cutecoin/core/net/node.py
@@ -239,7 +239,7 @@ class Node(QObject):
                 block = bma.blockchain.Current(self.endpoint.conn_handler()).get()
                 block_number = block["number"]
             except ValueError as e:
-                if '404' in e:
+                if '404' in str(e):
                     block_number = 0
 
             peers_data = bma.network.peering.Peers(self.endpoint.conn_handler()).get()