--- a/kdiff3/src/main.cpp	
+++ a/kdiff3/src/main.cpp	
@@ -67,24 +67,23 @@ int main(int argc, char *argv[])
     parser.addOption(QCommandLineOption(QStringList()<<QStringLiteral("b")<<QStringLiteral("base"),i18n("Explicit base file. For compatibility with certain tools."),QStringLiteral("file")));
     parser.addOption(QCommandLineOption(QStringList()<<QStringLiteral("o")<<QStringLiteral("out")<<QStringLiteral("output"),i18n("Output file. Implies -m."),QStringLiteral("file")));
     parser.addOption(QCommandLineOption(QStringLiteral("auto"),i18n("No GUI if all conflicts are auto-solvable. Needs -o file.")));
+    parser.addOption(QCommandLineOption(QStringLiteral("qall"),i18n("Don't solve conflicts automatically.")));
+    parser.addOption(QCommandLineOption(QStringLiteral("L1"),i18n("Visible name replacement for input file 1 (base)."),QStringLiteral("alias1")));
+    parser.addOption(QCommandLineOption(QStringLiteral("L2"),i18n("Visible name replacement for input file 2."),QStringLiteral("alias2")));
+    parser.addOption(QCommandLineOption(QStringLiteral("L3"),i18n("Visible name replacement for input file 3."),QStringLiteral("alias3")));
+    parser.addOption(QCommandLineOption(QStringList()<<QStringLiteral("L")<<QStringLiteral("fname"),i18n("Alternative visible name replacement. Supply this once for every input."),QStringLiteral("alias")));
+    parser.addOption(QCommandLineOption(QStringLiteral("cs"),i18n("Override a config setting. Use once for every setting. E.g.: --cs \"AutoAdvance=1\""),QStringLiteral("string")));
+    parser.addOption(QCommandLineOption(QStringLiteral("confighelp"),i18n("Show list of config settings and current values.")));
     parser.addPositionalArgument(QStringLiteral("file1"), i18n("File1 to open (base, if not specified via --base)."));
     parser.addPositionalArgument(QStringLiteral("file2"), i18n("File2 to open."));
     parser.addPositionalArgument(QStringLiteral("file3"), i18n("File3 to open (optional)."));
 
-    aboutData.setupCommandLine(&parser);
-    parser.process(app);
-    aboutData.processCommandLine(&parser);
-
 // TODO KF5
-//    options.add( "qall",        ki18n("Don't solve conflicts automatically.") );
-//    options.add( "L1 alias1",   ki18n("Visible name replacement for input file 1 (base).") );
-//    options.add( "L2 alias2",   ki18n("Visible name replacement for input file 2.") );
-//    options.add( "L3 alias3",   ki18n("Visible name replacement for input file 3.") );
-//    options.add( "L" ).add( "fname alias", ki18n("Alternative visible name replacement. Supply this once for every input.") );
-//    options.add( "cs string",   ki18n("Override a config setting. Use once for every setting. E.g.: --cs \"AutoAdvance=1\"") );
-//    options.add( "confighelp",  ki18n("Show list of config settings and current values.") );
 //    options.add( "config file", ki18n("Use a different config file.") );
 
+    aboutData.setupCommandLine(&parser);
+    parser.process(app);
+    aboutData.processCommandLine(&parser);
 
     KDiff3Shell *p = new KDiff3Shell(&parser);
     p->show();