diff --git a/src/plugins/qbsprojectmanager/qbsnodetreebuilder.cpp b/src/plugins/qbsprojectmanager/qbsnodetreebuilder.cpp
index bc3731f625d..e82a3381943 100644
--- a/src/plugins/qbsprojectmanager/qbsnodetreebuilder.cpp
+++ b/src/plugins/qbsprojectmanager/qbsnodetreebuilder.cpp
@@ -217,7 +217,8 @@ QbsRootProjectNode *QbsNodeTreeBuilder::buildTree(QbsProject *project)
                                               QCoreApplication::translate("QbsRootProjectNode", "Qbs files"));
 
     Utils::FileName base = project->projectDirectory();
-    for (const QString &f : unreferencedBuildSystemFiles(project->qbsProject())) {
+    const QStringList &files = unreferencedBuildSystemFiles(project->qbsProject());
+    for (const QString &f : files) {
         const Utils::FileName filePath = Utils::FileName::fromString(f);
         if (filePath.isChildOf(base))
             buildSystemFiles->addNestedNode(new ProjectExplorer::FileNode(filePath, ProjectExplorer::FileType::Project, false));
diff --git a/src/plugins/qbsprojectmanager/qbsproject.cpp b/src/plugins/qbsprojectmanager/qbsproject.cpp
index eb3191e60e3..ed699a9f2bf 100644
--- a/src/plugins/qbsprojectmanager/qbsproject.cpp
+++ b/src/plugins/qbsprojectmanager/qbsproject.cpp
@@ -701,7 +701,8 @@ void QbsProject::configureAsExampleProject(const QSet<Id> &platforms)
                 = IBuildConfigurationFactory::find(k, projectFilePath().toString());
         if (!factory)
             continue;
-        for (BuildInfo * const info : factory->availableSetups(k, projectFilePath().toString()))
+        const auto &buildInfos = factory->availableSetups(k, projectFilePath().toString());
+        for (BuildInfo * const info : buildInfos)
             infoList << info;
     }
     setup(infoList);
diff --git a/src/plugins/qbsprojectmanager/qbsprojectimporter.cpp b/src/plugins/qbsprojectmanager/qbsprojectimporter.cpp
index 8c038f20a9a..f483000395e 100644
--- a/src/plugins/qbsprojectmanager/qbsprojectimporter.cpp
+++ b/src/plugins/qbsprojectmanager/qbsprojectimporter.cpp
@@ -106,7 +106,8 @@ static bool hasBuildGraph(const QString &dir)
 static QStringList candidatesForDirectory(const QString &dir)
 {
     QStringList candidates;
-    for (const QString &subDir : QDir(dir).entryList(QDir::Dirs | QDir::NoDotAndDotDot)) {
+    const QStringList &subDirs = QDir(dir).entryList(QDir::Dirs | QDir::NoDotAndDotDot);
+    for (const QString &subDir : subDirs) {
         const QString absSubDir = dir + QLatin1Char('/') + subDir;
         if (hasBuildGraph(absSubDir))
             candidates << absSubDir;
@@ -121,7 +122,8 @@ QStringList QbsProjectImporter::importCandidates()
 
     QSet<QString> seenCandidates;
     seenCandidates.insert(projectDir);
-    for (Kit * const k : KitManager::kits()) {
+    const auto &kits = KitManager::kits();
+    for (Kit * const k : kits) {
         QFileInfo fi(buildDir(projectFilePath().toString(), k));
         const QString candidate = fi.absolutePath();
         if (!seenCandidates.contains(candidate)) {