diff --git a/launcher/Application.cpp b/launcher/Application.cpp
index 740141f9c..29a56fde4 100644
--- a/launcher/Application.cpp
+++ b/launcher/Application.cpp
@@ -2003,7 +2003,7 @@ void Application::triggerUpdateCheck()
     }
 }
 
-QUrl Application::normalizeImportUrl(QString const& url)
+QUrl Application::normalizeImportUrl(const QString& url)
 {
     auto local_file = QFileInfo(url);
     if (local_file.exists()) {
diff --git a/launcher/Application.h b/launcher/Application.h
index cbbf55d26..563597935 100644
--- a/launcher/Application.h
+++ b/launcher/Application.h
@@ -200,7 +200,7 @@ class Application : public QApplication {
     bool updaterEnabled();
     QString updaterBinaryName();
 
-    QUrl normalizeImportUrl(QString const& url);
+    QUrl normalizeImportUrl(const QString& url);
 
    signals:
     void updateAllowedChanged(bool status);
diff --git a/launcher/InstanceList.cpp b/launcher/InstanceList.cpp
index 1542886a1..90c1fb54b 100644
--- a/launcher/InstanceList.cpp
+++ b/launcher/InstanceList.cpp
@@ -565,7 +565,7 @@ InstanceList::InstListError InstanceList::loadList()
 void InstanceList::updateTotalPlayTime()
 {
     totalPlayTime = 0;
-    for (auto const& itr : m_instances) {
+    for (const auto& itr : m_instances) {
         totalPlayTime += itr->totalTimePlayed();
     }
 }
@@ -1032,9 +1032,9 @@ QString InstanceList::getStagedInstancePath()
 }
 
 bool InstanceList::commitStagedInstance(const QString& path,
-                                        InstanceName const& instanceName,
+                                        const InstanceName& instanceName,
                                         QString groupName,
-                                        InstanceTask const& commiting)
+                                        const InstanceTask& commiting)
 {
     if (groupName.isEmpty() && !groupName.isNull())
         groupName = QString();
diff --git a/launcher/Version.h b/launcher/Version.h
index 4b5ea7119..9933fecc3 100644
--- a/launcher/Version.h
+++ b/launcher/Version.h
@@ -115,7 +115,7 @@ class Version {
 
         inline bool operator<(const Section& other) const
         {
-            static auto unequal_is_less = [](Section const& non_null) -> bool {
+            static auto unequal_is_less = [](const Section& non_null) -> bool {
                 if (non_null.m_stringPart.isEmpty())
                     return non_null.m_numPart == 0;
                 return (non_null.m_stringPart != QLatin1Char('.')) && non_null.isPreRelease();