diff --git a/src/plugins/clangtools/clangtool.cpp b/src/plugins/clangtools/clangtool.cpp
index 40c79d858a0..de78f285cf5 100644
--- a/src/plugins/clangtools/clangtool.cpp
+++ b/src/plugins/clangtools/clangtool.cpp
@@ -174,7 +174,7 @@ public:
         m_error->setVisible(!text.isEmpty());
         m_error->setText(text);
         m_error->setType(type == Warning ? InfoLabel::Warning : InfoLabel::Error);
-        m_error->disconnect();
+        disconnect(m_error, &QLabel::linkActivated, this, nullptr);
         if (linkAction)
             connect(m_error, &QLabel::linkActivated, this, linkAction);
         evaluateVisibility();