1 files changed, 1 insertions, 0 deletions
diff --git a/src/qml/qml/qqmlboundsignal.cpp b/src/qml/qml/qqmlboundsignal.cpp
index 9f73411eab..234dee2918 100644
--- a/src/qml/qml/qqmlboundsignal.cpp
+++ b/src/qml/qml/qqmlboundsignal.cpp
@@ -196,6 +196,7 @@ void QQmlBoundSignalExpression::evaluate(void **a)
                 expression = rewriter(m_expression, QString()/*no name hint available*/, &ok,
                                       signal.parameterNames(),
                                       ep->v8engine()->illegalNames());
+                setParameterCountForJS(rewriter.parameterCountForJS());
                 m_expression.clear();
             }