diff --git a/src/lib/other/useragentmanager.cpp b/src/lib/other/useragentmanager.cpp
index 5e290a608..7b684b005 100644
--- a/src/lib/other/useragentmanager.cpp
+++ b/src/lib/other/useragentmanager.cpp
@@ -28,7 +28,7 @@ UserAgentManager::UserAgentManager(QObject* parent)
     , m_usePerDomainUserAgent(false)
 {
     m_defaultUserAgent = QWebEngineProfile::defaultProfile()->httpUserAgent();
-    m_defaultUserAgent.replace(QRegularExpression(QSL("QtWebEngine/[^\\s]+")), QSL("Falkon/%1").arg(Qz::VERSION));
+    m_defaultUserAgent.replace(QRegularExpression(QSL("(QtWebEngine/[^\\s]+)")), QSL("Falkon/%1 \\1").arg(Qz::VERSION));
 }
 
 void UserAgentManager::loadSettings()