diff --git a/src/plugins/texteditor/codeassist/functionhintproposalwidget.cpp b/src/plugins/texteditor/codeassist/functionhintproposalwidget.cpp
index e96071cec5a..91a00386e14 100644
--- a/src/plugins/texteditor/codeassist/functionhintproposalwidget.cpp
+++ b/src/plugins/texteditor/codeassist/functionhintproposalwidget.cpp
@@ -221,7 +221,7 @@ void FunctionHintProposalWidget::closeProposal()
 
 bool FunctionHintProposalWidget::proposalIsVisible() const
 {
-    return d->m_popupFrame->isVisible();
+    return d->m_popupFrame && d->m_popupFrame->isVisible();
 }
 
 void FunctionHintProposalWidget::abort()