diff --git a/squinnondation/hazel.py b/squinnondation/hazel.py
index f4d4b69..a1e006a 100644
--- a/squinnondation/hazel.py
+++ b/squinnondation/hazel.py
@@ -391,7 +391,7 @@ class Squirrel(Hazelnut):
                 for c in reversed(demojized):
                     curses.ungetch(c)
 
-    def handle_command(self, command: str) -> None:
+    def handle_command(self, command: str) -> None:  # noqa: C901
         """
         The user sent a command. We analyse it and process what is needed.
         """
@@ -526,7 +526,7 @@ class Squirrel(Hazelnut):
                                         italic=False, ignore_debug=True)
                 self.add_system_message(f"**Nickname:** {hazel.nickname or '<*unknown*>'}",
                                         italic=False, ignore_debug=True)
-                self.add_system_message(f"**Addresses:** "
+                self.add_system_message("**Addresses:** "
                                         + ", ".join(f"{address}:{port}" for address, port in hazel.addresses),
                                         italic=False, ignore_debug=True)
         elif command == "active":
@@ -539,7 +539,7 @@ class Squirrel(Hazelnut):
                                         italic=False, ignore_debug=True)
                 self.add_system_message(f"**Nickname:** {hazel.nickname or '<*unknown*>'}",
                                         italic=False, ignore_debug=True)
-                self.add_system_message(f"**Addresses:** "
+                self.add_system_message("**Addresses:** "
                                         + ", ".join(f"{address}:{port}" for address, port in hazel.addresses),
                                         italic=False, ignore_debug=True)
         elif command == "potential":
@@ -552,7 +552,7 @@ class Squirrel(Hazelnut):
                                         italic=False, ignore_debug=True)
                 self.add_system_message(f"**Nickname:** {hazel.nickname or '<*unknown*>'}",
                                         italic=False, ignore_debug=True)
-                self.add_system_message(f"**Addresses:** "
+                self.add_system_message("**Addresses:** "
                                         + ", ".join(f"{address}:{port}" for address, port in hazel.addresses),
                                         italic=False, ignore_debug=True)
         elif command == "debug":