diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,7 +41,7 @@
 add_feature_info(QCH ${BUILD_QCH} "API documentation in QCH format (for e.g. Qt Assistant, Qt Creator & KDevelop)")
 
 ########### Targets ###########
-
+add_definitions(-DQT_NO_FOREACH)
 add_subdirectory(src)
 
 if(BUILD_TESTING)
diff --git a/src/mapper/feedatomimpl.cpp b/src/mapper/feedatomimpl.cpp
--- a/src/mapper/feedatomimpl.cpp
+++ b/src/mapper/feedatomimpl.cpp
@@ -150,8 +150,8 @@
 QMultiMap<QString, QDomElement> FeedAtomImpl::additionalProperties() const
 {
     QMultiMap<QString, QDomElement> ret;
-
-    foreach (const QDomElement &i, m_doc->unhandledElements()) {
+    const auto unhandledElements = m_doc->unhandledElements();
+    for (const QDomElement &i : unhandledElements) {
         ret.insert(i.namespaceURI() + i.localName(), i);
     }
 
diff --git a/src/mapper/feedrss2impl.cpp b/src/mapper/feedrss2impl.cpp
--- a/src/mapper/feedrss2impl.cpp
+++ b/src/mapper/feedrss2impl.cpp
@@ -117,7 +117,8 @@
 {
     QMultiMap<QString, QDomElement> ret;
 
-    foreach (const QDomElement &i, m_doc->unhandledElements()) {
+    const auto unhandledElements = m_doc->unhandledElements();
+    for (const QDomElement &i : unhandledElements) {
         ret.insert(i.namespaceURI() + i.localName(), i);
     }
 
diff --git a/src/mapper/itematomimpl.cpp b/src/mapper/itematomimpl.cpp
--- a/src/mapper/itematomimpl.cpp
+++ b/src/mapper/itematomimpl.cpp
@@ -213,8 +213,8 @@
 QMultiMap<QString, QDomElement> ItemAtomImpl::additionalProperties() const
 {
     QMultiMap<QString, QDomElement> ret;
-
-    foreach (const QDomElement &i, m_entry.unhandledElements()) {
+    const auto unhandledElements = m_entry.unhandledElements();
+    for (const QDomElement &i : unhandledElements) {
         ret.insert(i.namespaceURI() + i.localName(), i);
     }
 
diff --git a/src/mapper/itemrss2impl.cpp b/src/mapper/itemrss2impl.cpp
--- a/src/mapper/itemrss2impl.cpp
+++ b/src/mapper/itemrss2impl.cpp
@@ -184,7 +184,8 @@
 {
     QMultiMap<QString, QDomElement> ret;
 
-    foreach (const QDomElement &i, m_item.unhandledElements()) {
+    const auto unhandledElements = m_item.unhandledElements();
+    for (const QDomElement &i : unhandledElements) {
         ret.insert(i.namespaceURI() + i.localName(), i);
     }
 
diff --git a/src/parsercollectionimpl.h b/src/parsercollectionimpl.h
--- a/src/parsercollectionimpl.h
+++ b/src/parsercollectionimpl.h
@@ -127,7 +127,7 @@
         }
     }
 
-    Q_FOREACH (AbstractParser *i, m_parserList) {
+    for (AbstractParser *i : qAsConst(m_parserList)) {
         if (i->accept(source)) {
             SpecificDocumentPtr doc = i->parse(source);
             if (!doc->isValid()) {
diff --git a/src/rdf/document.cpp b/src/rdf/document.cpp
--- a/src/rdf/document.cpp
+++ b/src/rdf/document.cpp
@@ -155,16 +155,16 @@
 {
     QVector<SortItem> toSort;
     toSort.reserve(items.size());
-    Q_FOREACH (const Item &i, items) {
+    for (const Item &i : items) {
         SortItem item;
         item.item = i;
         item.index = uriSequence.indexOf(i.resource()->uri());
         toSort.append(item);
     }
     std::sort(toSort.begin(), toSort.end(), LessThanByIndex());
 
     int i = 0;
-    Q_FOREACH (const SortItem &sortItem, toSort) {
+    for (const SortItem &sortItem : qAsConst(toSort)) {
         items[i] = sortItem.item;
         i++;
     }
@@ -191,7 +191,7 @@
     QList<Item> list;
     list.reserve(items.count());
 
-    Q_FOREACH (const ResourcePtr &i, items) {
+    for (const ResourcePtr &i : qAsConst(items)) {
         list.append(Item(i, doccpy));
     }
 
@@ -205,7 +205,7 @@
             QStringList uriSequence;
             uriSequence.reserve(seqItems.size());
 
-            Q_FOREACH (const NodePtr &i, seqItems)
+            for (const NodePtr &i : seqItems)
                 if (i->isResource()) {
                     uriSequence.append(i.staticCast<Resource>()->uri());
                 }
diff --git a/src/rdf/model.cpp b/src/rdf/model.cpp
--- a/src/rdf/model.cpp
+++ b/src/rdf/model.cpp
@@ -254,7 +254,7 @@
 QString Model::debugInfo() const
 {
     QString info;
-    foreach (const StatementPtr &stmtPtr, d->statements) {
+    for (const StatementPtr &stmtPtr : qAsConst(d->statements)) {
         info += QStringLiteral("<%1> <%2> ").arg(stmtPtr->subject()->uri(), stmtPtr->predicate()->uri());
 
         if (stmtPtr->object()->isLiteral()) {
@@ -271,7 +271,7 @@
 {
     QList<ResourcePtr> list;
 
-    foreach (const StatementPtr &stmtPtr, d->statements) {
+    for (const StatementPtr &stmtPtr : qAsConst(d->statements)) {
         if (*(stmtPtr->predicate()) == *(RDFVocab::self()->type()) && *(stmtPtr->object()) == *type) {
             list.append(stmtPtr->subject());
         }
diff --git a/src/rdf/parser.cpp b/src/rdf/parser.cpp
--- a/src/rdf/parser.cpp
+++ b/src/rdf/parser.cpp
@@ -183,7 +183,7 @@
     // use QMap here, not QHash. as we need the sorting functionality
     QMap<uint, ResourcePtr> sorted;
 
-    foreach (const ResourcePtr &i, items) {
+    for (const ResourcePtr &i : items) {
         QString numstr = i->property(itemIndex)->asString();
         bool ok = false;
         uint num = numstr.toUInt(&ok);
@@ -195,7 +195,7 @@
     SequencePtr seq = model.createSequence();
     model.addStatement(channels.first(), RSSVocab::self()->items(), seq);
 
-    foreach (const ResourcePtr &i, sorted) {
+    for (const ResourcePtr &i : qAsConst(sorted)) {
         seq->append(i);
         // add rdf:about (type)
         model.addStatement(i, RDFVocab::self()->type(), RSSVocab::self()->item());