diff --git a/src/plugins/clangcodemodel/clangtextmark.cpp b/src/plugins/clangcodemodel/clangtextmark.cpp
index 77eabc2f04d..16fda9accba 100644
--- a/src/plugins/clangcodemodel/clangtextmark.cpp
+++ b/src/plugins/clangcodemodel/clangtextmark.cpp
@@ -406,11 +406,6 @@ ClangdTextMark::ClangdTextMark(const FilePath &filePath,
         ClangDiagnosticManager::addTask(m_diagnostic);
     }
 
-    m_clientDeleted = QObject::connect(client, &QObject::destroyed, [this] (){
-        QTC_ASSERT_STRING("ClangdClient deleted before TextMark");
-        delete this;
-    });
-
     // Copy to clipboard action
     QVector<QAction *> actions;
     QAction *action = new QAction();
@@ -438,11 +433,6 @@ ClangdTextMark::ClangdTextMark(const FilePath &filePath,
     setActions(actions);
 }
 
-ClangdTextMark::~ClangdTextMark()
-{
-    QObject::disconnect(m_clientDeleted);
-}
-
 bool ClangdTextMark::addToolTipContent(QLayout *target) const
 {
     const auto canApplyFixIt = [c = m_client, diag = m_lspDiagnostic, fp = fileName()] {
diff --git a/src/plugins/clangcodemodel/clangtextmark.h b/src/plugins/clangcodemodel/clangtextmark.h
index 8ab892e1bcf..15b97ab32f1 100644
--- a/src/plugins/clangcodemodel/clangtextmark.h
+++ b/src/plugins/clangcodemodel/clangtextmark.h
@@ -73,7 +73,6 @@ public:
     ClangdTextMark(const ::Utils::FilePath &filePath,
                    const LanguageServerProtocol::Diagnostic &diagnostic,
                    const LanguageClient::Client *client);
-    ~ClangdTextMark();
 
 private:
     bool addToolTipContent(QLayout *target) const override;
@@ -81,8 +80,6 @@ private:
     const LanguageServerProtocol::Diagnostic m_lspDiagnostic;
     const ClangBackEnd::DiagnosticContainer m_diagnostic;
     const QPointer<const LanguageClient::Client> m_client;
-
-    QMetaObject::Connection m_clientDeleted;
 };
 
 } // namespace Internal