diff --git a/src/plugins/qmljseditor/qmljssemantichighlighter.cpp b/src/plugins/qmljseditor/qmljssemantichighlighter.cpp
index cca1909cb47..3541793208c 100644
--- a/src/plugins/qmljseditor/qmljssemantichighlighter.cpp
+++ b/src/plugins/qmljseditor/qmljssemantichighlighter.cpp
@@ -323,7 +323,7 @@ protected:
 
     bool visit(UiPublicMember *ast) override
     {
-        if (ast->typeToken.isValid()) { // TODO: ast->isValid() ?
+        if (ast->typeToken.isValid() && ast->memberType) {
             if (m_scopeChain.context()->lookupType(m_scopeChain.document().data(), QStringList(ast->memberType->name.toString())))
                 addUse(ast->typeToken, SemanticHighlighter::QmlTypeType);
         }