diff --git a/src/libs/qmljs/qmljsinterpreter.cpp b/src/libs/qmljs/qmljsinterpreter.cpp
index 2ea8eb71b6236f92167947b8e7f679a61ce2c537..edef78562b60baa8f48756c0cfbe18fbd0a3ee6e 100644
--- a/src/libs/qmljs/qmljsinterpreter.cpp
+++ b/src/libs/qmljs/qmljsinterpreter.cpp
@@ -745,22 +745,27 @@ void ScopeChain::QmlComponentChain::add(QList<const ObjectValue *> *list) const
 
 void ScopeChain::update()
 {
-    all.clear();
+    _all.clear();
 
-    all += globalScope;
+    _all += globalScope;
 
     foreach (QmlComponentChain *parent, qmlComponentScope.instantiatingComponents)
-        parent->add(&all);
+        parent->add(&_all);
 
     if (qmlComponentScope.rootObject)
-        all += qmlComponentScope.rootObject;
-    all += qmlScopeObjects;
-    all += qmlComponentScope.functionScopes;
+        _all += qmlComponentScope.rootObject;
+    _all += qmlScopeObjects;
+    _all += qmlComponentScope.functionScopes;
     if (qmlComponentScope.ids)
-        all += qmlComponentScope.ids;
+        _all += qmlComponentScope.ids;
     if (qmlTypes)
-        all += qmlTypes;
-    all += jsScopes;
+        _all += qmlTypes;
+    _all += jsScopes;
+}
+
+QList<const ObjectValue *> ScopeChain::all() const
+{
+    return _all;
 }
 
 
@@ -819,7 +824,7 @@ void Context::setTypeEnvironment(const QmlJS::Document *doc, const ObjectValue *
 
 const Value *Context::lookup(const QString &name)
 {
-    QList<const ObjectValue *> scopes = _scopeChain.all;
+    QList<const ObjectValue *> scopes = _scopeChain.all();
     for (int index = scopes.size() - 1; index != -1; --index) {
         const ObjectValue *scope = scopes.at(index);
 
diff --git a/src/libs/qmljs/qmljsinterpreter.h b/src/libs/qmljs/qmljsinterpreter.h
index 91e60573c4e7d8aea21330a2990b7b1bac8b74e2..ace0444e345481d20ba742e5b3af2828d4b26ea8 100644
--- a/src/libs/qmljs/qmljsinterpreter.h
+++ b/src/libs/qmljs/qmljsinterpreter.h
@@ -249,7 +249,10 @@ public:
 
     // rebuilds the flat list of all scopes
     void update();
-    QList<const ObjectValue *> all;
+    QList<const ObjectValue *> all() const;
+
+private:
+    QList<const ObjectValue *> _all;
 };
 
 class QMLJS_EXPORT Context
diff --git a/src/plugins/qmljseditor/qmljscodecompletion.cpp b/src/plugins/qmljseditor/qmljscodecompletion.cpp
index 46e91114c055521facb74a953f319c52adf6f30f..0d6e4e44a27a4d8985f00c34550627810a6d37de 100644
--- a/src/plugins/qmljseditor/qmljscodecompletion.cpp
+++ b/src/plugins/qmljseditor/qmljscodecompletion.cpp
@@ -189,7 +189,7 @@ public:
         _properties.clear();
         _currentObject = 0;
 
-        foreach (const Interpreter::ObjectValue *scope, _context->scopeChain().all)
+        foreach (const Interpreter::ObjectValue *scope, _context->scopeChain().all())
             enumerateProperties(scope);
 
         return _properties;