diff --git a/examples/grpc/magic8ball/clientservice.cpp b/examples/grpc/magic8ball/clientservice.cpp
index 786d6434..8c725bed 100644
--- a/examples/grpc/magic8ball/clientservice.cpp
+++ b/examples/grpc/magic8ball/clientservice.cpp
@@ -3,6 +3,7 @@
 
 #include "clientservice.h"
 
+#include <QDebug>
 #include <QGrpcHttp2Channel>
 #include <QGrpcInsecureChannelCredentials>