diff --git a/src/solid/power/backends/freedesktop/logindinhibitionargument.cpp b/src/solid/power/backends/freedesktop/logindinhibitionargument.cpp
index 83e4425e..a85e5f0a 100644
--- a/src/solid/power/backends/freedesktop/logindinhibitionargument.cpp
+++ b/src/solid/power/backends/freedesktop/logindinhibitionargument.cpp
@@ -19,5 +19,5 @@ QString LogindInhibitionArgument::fromPowerState(Power::InhibitionTypes states)
     if (states | Power::Shutdown) {
         args << QStringLiteral("shutdown");
     }
-    return args.join(QChar(':'));
+    return args.join(QLatin1Char(':'));
 }
diff --git a/src/tools/solid-power/main.cpp b/src/tools/solid-power/main.cpp
index 497a3d84..03dc58e7 100644
--- a/src/tools/solid-power/main.cpp
+++ b/src/tools/solid-power/main.cpp
@@ -21,9 +21,9 @@ int main(int argc, char **argv)
     QCommandLineParser parser;
     parser.setApplicationDescription(QCoreApplication::translate("solid-power", "Tool to know and set the power management state of your device"));
     parser.addHelpOption();
-    parser.addPositionalArgument("command", QCoreApplication::translate("solid-power", "Command to execute"));
+    parser.addPositionalArgument(QStringLiteral("command"), QCoreApplication::translate("solid-power", "Command to execute"));

-    QCommandLineOption commands("commands", QCoreApplication::translate("solid-power", "Show available commands"));
+    QCommandLineOption commands(QStringLiteral("commands"), QCoreApplication::translate("solid-power", "Show available commands"));
     parser.addOption(commands);

     parser.process(app);
diff --git a/src/tools/solid-power/solid-power.cpp b/src/tools/solid-power/solid-power.cpp
index 8fe0d8c2..257a19ba 100644
--- a/src/tools/solid-power/solid-power.cpp
+++ b/src/tools/solid-power/solid-power.cpp
@@ -26,7 +26,7 @@ void SolidPower::show()
     auto job = Solid::Power::isAcPlugged(this);
     job->exec();

-    QString status = job->isPlugged() ? "yes" : "no";
+    QString status = job->isPlugged() ? tr("yes") : tr("no");

     sCout << "is AC plugged:\t" << status << Qt::endl;
 }
@@ -37,7 +37,7 @@ void SolidPower::listen()

     connect(power, &Power::acPluggedChanged, [](bool plugged) {
         QTextStream lOut(stdout);
-        QString status = plugged ? "yes" : "no";
+        QString status = plugged ? tr("yes") : tr("no");
         lOut << "\tAC plugged changed:\t" << status << Qt::endl;
     });