diff --git a/src/corelib/tools/qbytearray.cpp b/src/corelib/tools/qbytearray.cpp
index ac936b1d0a9..ea6f5c46268 100644
--- a/src/corelib/tools/qbytearray.cpp
+++ b/src/corelib/tools/qbytearray.cpp
@@ -1338,7 +1338,7 @@ QByteArray::QByteArray(const char *data, int size)
 QByteArray::QByteArray(int size, char ch)
 {
     if (size <= 0) {
-        d = const_cast<Data *>(&shared_null.ba);
+        d = const_cast<Data *>(&shared_empty.ba);
     } else {
         d = static_cast<Data *>(malloc(sizeof(Data) + size + 1));
         Q_CHECK_PTR(d);
diff --git a/src/dbus/qdbusmetatype.cpp b/src/dbus/qdbusmetatype.cpp
index b5a138f6548..0359b4da35c 100644
--- a/src/dbus/qdbusmetatype.cpp
+++ b/src/dbus/qdbusmetatype.cpp
@@ -78,7 +78,7 @@ QT_BEGIN_NAMESPACE
 class QDBusCustomTypeInfo
 {
 public:
-    QDBusCustomTypeInfo() : signature(0, '\0'), marshall(0), demarshall(0)
+    QDBusCustomTypeInfo() : signature(), marshall(0), demarshall(0)
     { }
 
     // Suggestion: