diff --git a/core/device.cpp b/core/device.cpp
index c9bb1fa3b..a45f2fa87 100644
--- a/core/device.cpp
+++ b/core/device.cpp
@@ -427,7 +427,7 @@ void Device::setPluginEnabled(const QString &pluginName, bool enabled)
         return;
     }
 
-    KConfigGroup pluginStates = KSharedConfig::openConfig(pluginsConfigFile())->group("Plugins");
+    KConfigGroup pluginStates = KSharedConfig::openConfig(pluginsConfigFile())->group(QStringLiteral("Plugins"));
 
     const QString enabledKey = pluginName + QStringLiteral("Enabled");
     pluginStates.writeEntry(enabledKey, enabled);
@@ -437,7 +437,7 @@ void Device::setPluginEnabled(const QString &pluginName, bool enabled)
 bool Device::isPluginEnabled(const QString &pluginName) const
 {
     const QString enabledKey = pluginName + QStringLiteral("Enabled");
-    KConfigGroup pluginStates = KSharedConfig::openConfig(pluginsConfigFile())->group("Plugins");
+    KConfigGroup pluginStates = KSharedConfig::openConfig(pluginsConfigFile())->group(QStringLiteral("Plugins"));
 
     return (pluginStates.hasKey(enabledKey) ? pluginStates.readEntry(enabledKey, false)
                                             : PluginLoader::instance()->getPluginInfo(pluginName).isEnabledByDefault());
diff --git a/interfaces/pluginmodel.cpp b/interfaces/pluginmodel.cpp
index 83fd95fa5..26c50d03c 100644
--- a/interfaces/pluginmodel.cpp
+++ b/interfaces/pluginmodel.cpp
@@ -46,7 +46,7 @@ QVariant PluginModel::data(const QModelIndex &index, int role) const
     switch (role) {
     case Qt::CheckStateRole: {
         const QString def = pluginEntry.isEnabledByDefault() ? QStringLiteral("true") : QStringLiteral("false");
-        return m_config->group("Plugins").readEntry(QStringLiteral("%1Enabled").arg(pluginEntry.pluginId()), def) == QStringLiteral("true");
+        return m_config->group(QStringLiteral("Plugins")).readEntry(QStringLiteral("%1Enabled").arg(pluginEntry.pluginId()), def) == QStringLiteral("true");
     }
     case Qt::DisplayRole:
         return pluginEntry.name();
@@ -91,7 +91,7 @@ bool PluginModel::setData(const QModelIndex &index, const QVariant &value, int r
 
     if (role == Qt::CheckStateRole) {
         const KPluginMetaData &pluginEntry = m_plugins[index.row()];
-        m_config->group("Plugins").writeEntry(QStringLiteral("%1Enabled").arg(pluginEntry.pluginId()), value);
+        m_config->group(QStringLiteral("Plugins")).writeEntry(QStringLiteral("%1Enabled").arg(pluginEntry.pluginId()), value);
         ret = true;
     }
 
diff --git a/kcm/kcm.cpp b/kcm/kcm.cpp
index cf4df9e97..d6b5642dc 100644
--- a/kcm/kcm.cpp
+++ b/kcm/kcm.cpp
@@ -204,7 +204,7 @@ void KdeConnectKcm::resetDeviceView()
     kcmUi.pluginSelector->clear();
     kcmUi.pluginSelector->setConfigurationArguments({currentDevice->id()});
     kcmUi.pluginSelector->addPlugins(availablePluginInfo, i18n("Available plugins"));
-    kcmUi.pluginSelector->setConfig(deviceConfig->group("Plugins"));
+    kcmUi.pluginSelector->setConfig(deviceConfig->group(QStringLiteral("Plugins")));
 }
 
 void KdeConnectKcm::requestPairing()