diff --git a/src/kits/network/libnetservices/UrlProtocolListener.cpp b/src/kits/network/libnetservices/UrlProtocolListener.cpp
index 8a3eacf8d7..f2fad72a66 100644
--- a/src/kits/network/libnetservices/UrlProtocolListener.cpp
+++ b/src/kits/network/libnetservices/UrlProtocolListener.cpp
@@ -8,6 +8,9 @@
  */
 
 #include <cstdio>
+#ifdef DEBUG
+#include <iostream>
+#endif
 
 #include <UrlRequest.h>
 #include <UrlProtocolListener.h>