1 files changed, 1 insertions, 1 deletions
diff --git a/src/corelib/tools/qcommandlineparser.cpp b/src/corelib/tools/qcommandlineparser.cpp
index 279d6565da..6817d73143 100644
--- a/src/corelib/tools/qcommandlineparser.cpp
+++ b/src/corelib/tools/qcommandlineparser.cpp
@@ -589,7 +589,7 @@ static void showParserMessage(const QString &message, MessageType type)
 void QCommandLineParser::process(const QStringList &arguments)
 {
     if (!d->parse(arguments)) {
-        showParserMessage(errorText() + QLatin1Char('\n'), ErrorMessage);
+        showParserMessage(QCoreApplication::applicationName() + QLatin1String(": ") + errorText() + QLatin1Char('\n'), ErrorMessage);
         qt_call_post_routines();
         ::exit(EXIT_FAILURE);
     }