diff --git a/src/declarative/runnermodel.cpp b/src/declarative/runnermodel.cpp
--- a/src/declarative/runnermodel.cpp
+++ b/src/declarative/runnermodel.cpp
@@ -79,7 +79,8 @@
 void RunnerModel::setRunners(const QStringList &allowedRunners)
 {
     //use sets to ensure comparison is order-independent
-    if (allowedRunners.toSet() == runners().toSet()) {
+    const QStringList runnerList = runners();
+    if (QSet<QString>(allowedRunners.begin(), allowedRunners.end()) == QSet<QString>(runnerList.begin(), runnerList.end())) {
         return;
     }
     if (m_manager) {