diff --git a/src/libs/qmljs/qmljsstaticanalysismessage.cpp b/src/libs/qmljs/qmljsstaticanalysismessage.cpp
index fc4579245db..db539099c64 100644
--- a/src/libs/qmljs/qmljsstaticanalysismessage.cpp
+++ b/src/libs/qmljs/qmljsstaticanalysismessage.cpp
@@ -209,8 +209,10 @@ StaticAnalysisMessages::StaticAnalysisMessages()
            Tr::tr("This type (%1) is not supported as a root element of a UI file (.ui.qml)."), 1);
     newMsg(ErrUnsupportedTypeInQmlUi, Error,
            Tr::tr("This type (%1) is not supported in a UI file (.ui.qml)."), 1);
-    newMsg(ErrFunctionsNotSupportedInQmlUi, Error,
-           Tr::tr("Functions are not supported in a UI file (.ui.qml)."));
+    newMsg(
+        ErrFunctionsNotSupportedInQmlUi,
+        Error,
+        Tr::tr("Arbitrary functions and function calls outside of a Connections object are not supported in a UI file (.ui.qml)."));
     newMsg(ErrBlocksNotSupportedInQmlUi, Error,
            Tr::tr("JavaScript blocks are not supported in a UI file (.ui.qml)."));
     newMsg(ErrBehavioursNotSupportedInQmlUi, Error,