diff --git a/src/plugins/help/helpmanager.cpp b/src/plugins/help/helpmanager.cpp
index 9862855f2f2..d11597f7285 100644
--- a/src/plugins/help/helpmanager.cpp
+++ b/src/plugins/help/helpmanager.cpp
@@ -153,9 +153,7 @@ void HelpManager::registerDocumentationNow(QFutureInterface<bool> &futureInterfa
     futureInterface.setProgressValue(0);
 
     QHelpEngineCore helpEngine(collectionFilePath());
-#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
     helpEngine.setReadOnly(false);
-#endif
     helpEngine.setupData();
     bool docsChanged = false;
     QStringList nameSpaces = helpEngine.registeredDocumentations();
@@ -315,9 +313,7 @@ void HelpManager::setupHelpManager()
 
     // create the help engine
     d->m_helpEngine = new QHelpEngineCore(collectionFilePath(), m_instance);
-#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
     d->m_helpEngine->setReadOnly(false);
-#endif
     d->m_helpEngine->setUsesFilterEngine(true);
     d->m_helpEngine->setupData();
 
diff --git a/src/plugins/help/localhelpmanager.cpp b/src/plugins/help/localhelpmanager.cpp
index 31575a8d980..2887569c8cd 100644
--- a/src/plugins/help/localhelpmanager.cpp
+++ b/src/plugins/help/localhelpmanager.cpp
@@ -401,10 +401,7 @@ QHelpEngine &LocalHelpManager::helpEngine()
         QMutexLocker _(&m_guiMutex);
         if (!m_guiEngine) {
             m_guiEngine = new QHelpEngine(QString());
-#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
             m_guiEngine->setReadOnly(false);
-#endif
-
             m_guiEngine->setUsesFilterEngine(true);
         }
     }