diff --git a/src/libsync/logger.cpp b/src/libsync/logger.cpp
index 7a050a1036084..6af8c84d25d0e 100644
--- a/src/libsync/logger.cpp
+++ b/src/libsync/logger.cpp
@@ -85,6 +85,10 @@ Logger::Logger(QObject *parent)
         Logger::instance()->doLog(type, ctx, message);
     });
 #endif
+#if defined(QT_DEBUG)
+    setLogDebug(true);
+    setLogFlush(true);
+#endif
 }
 
 Logger::~Logger()