diff --git a/syncplay/network_utils.py b/syncplay/network_utils.py
index 259d6b3..11d90ce 100644
--- a/syncplay/network_utils.py
+++ b/syncplay/network_utils.py
@@ -59,7 +59,7 @@ def parse_lines(leftovers, data):
     leftovers = lines.pop(-1)
     return leftovers, lines
 
-class LineProcessProtocol(ProcessProtocol)
+class LineProcessProtocol(ProcessProtocol):
     __leftover_out = ''
     __leftover_err = ''