diff --git a/src/frontends/qt4/GuiWorkArea.cpp b/src/frontends/qt4/GuiWorkArea.cpp
index 4e7197fb7c..a3f6fc3925 100644
--- a/src/frontends/qt4/GuiWorkArea.cpp
+++ b/src/frontends/qt4/GuiWorkArea.cpp
@@ -1160,7 +1160,8 @@ QVariant GuiWorkArea::inputMethodQuery(Qt::InputMethodQuery query) const
 {
 	QRect cur_r(0, 0, 0, 0);
 	switch (query) {
-		// this is the CJK-specific composition window position.
+		// this is the CJK-specific composition window position and
+		// the context menu position when the menu key is pressed.
 		case Qt::ImMicroFocus:
 			cur_r = cursor_->rect();
 			if (preedit_lines_ != 1)