diff --git a/internal/platform/implementation/apple/Mediums/WiFiLAN/GNCWiFiLANServerSocket.m b/internal/platform/implementation/apple/Mediums/WiFiLAN/GNCWiFiLANServerSocket.m
index 27e7dbe6..d4163457 100644
--- a/internal/platform/implementation/apple/Mediums/WiFiLAN/GNCWiFiLANServerSocket.m
+++ b/internal/platform/implementation/apple/Mediums/WiFiLAN/GNCWiFiLANServerSocket.m
@@ -102,6 +102,9 @@
 }
 
 - (void)close {
+  if (_listener == nil) {
+    return;
+  }
   nw_listener_cancel(_listener);
   _listener = nil;
 }