diff --git a/src/core.py b/src/core.py
index 784e44ae2..279a08a86 100644
--- a/src/core.py
+++ b/src/core.py
@@ -850,7 +850,9 @@ class Manager:
                     if self.get_pref("random_port") == False:
                         PREF_FUNCTIONS[pref](self.get_pref(pref))
                     else:
-                        if deluge_core.listening_port() != 0 and deluge_core.listening_port() != self.get_pref("listen_on")[0] and deluge_core.listening_port() != self.get_pref("listen_on")[1]:
+                        if deluge_core.listening_port() != 0 and \
+                        deluge_core.listening_port() != self.get_pref("listen_on")[0] \
+                        and deluge_core.listening_port() != self.get_pref("listen_on")[1]:
                             pass
                         else:
                             import random