diff --git a/src/backends/fake/kauth-policy-gen-polkit.cpp b/src/backends/fake/kauth-policy-gen-polkit.cpp
--- a/src/backends/fake/kauth-policy-gen-polkit.cpp
+++ b/src/backends/fake/kauth-policy-gen-polkit.cpp
@@ -47,18 +47,20 @@
 
     out << header;
 
-    foreach (const Action &action, actions) {
+    for (const Action &action : qAsConst(actions)) {
         out << dent << "<action id=\"" << action.name << "\" >\n";
 
-        foreach (const QString &lang, action.descriptions.keys()) {
+        const auto lstKeys = action.descriptions.keys();
+        for (const QString &lang : lstKeys) {
             out << dent << dent << "<description";
             if (lang != "en") {
                 out << " xml:lang=\"" << lang << '"';
             }
             out << '>' << action.messages.value(lang) << "</description>\n";
         }
 
-        foreach (const QString &lang, action.messages.keys()) {
+        const auto lstMessagesKeys = action.messages.keys();
+        for (const QString &lang : lstMessagesKeys) {
             out << dent << dent << "<message";
             if (lang != "en") {
                 out << " xml:lang=\"" << lang << '"';
diff --git a/src/backends/mac/kauth-policy-gen-mac.cpp b/src/backends/mac/kauth-policy-gen-mac.cpp
--- a/src/backends/mac/kauth-policy-gen-mac.cpp
+++ b/src/backends/mac/kauth-policy-gen-mac.cpp
@@ -33,7 +33,7 @@
 
     OSStatus err;
 
-    foreach (const Action &action, actions) {
+    for (const Action &action : qAsConst(actions)) {
 
         err = AuthorizationRightGet(action.name.toLatin1().constData(), NULL);
 
diff --git a/src/backends/policykit/kauth-policy-gen-polkit.cpp b/src/backends/policykit/kauth-policy-gen-polkit.cpp
--- a/src/backends/policykit/kauth-policy-gen-polkit.cpp
+++ b/src/backends/policykit/kauth-policy-gen-polkit.cpp
@@ -65,7 +65,7 @@
         out << "<icon_name>" << domain[QLatin1String("icon")] << "</icon_name>\n";
     }
 
-    foreach (const Action &action, actions) {
+    for (const Action &action : qAsConst(actions)) {
         out << dent << "<action id=\"" << action.name << "\" >\n";
 
         for (QHash< QString, QString >::const_iterator i = action.messages.constBegin(); i != action.messages.constEnd(); ++i) {