diff --git a/widgets/misc/syncthinglauncher.cpp b/widgets/misc/syncthinglauncher.cpp
index a424ce0..3a5a52d 100644
--- a/widgets/misc/syncthinglauncher.cpp
+++ b/widgets/misc/syncthinglauncher.cpp
@@ -51,6 +51,18 @@ bool SyncthingLauncher::isLibSyncthingAvailable()
 #endif
 }
 
+/*!
+ * \brief Returns the Syncthing version provided by libsyncthing or "Not built with libsyncthing support." if not built with libsyncthing support.
+ */
+QString SyncthingLauncher::libSyncthingVersionInfo()
+{
+#ifdef SYNCTHINGWIDGETS_USE_LIBSYNCTHING
+    return QString::fromStdString(LibSyncthing::longSyncthingVersion());
+#else
+    return tr("Not built with libsyncthing support.");
+#endif
+}
+
 /*!
  * \brief Launches a Syncthing instance using the specified \a arguments.
  *
diff --git a/widgets/misc/syncthinglauncher.h b/widgets/misc/syncthinglauncher.h
index 4d1e3cb..4d761c0 100644
--- a/widgets/misc/syncthinglauncher.h
+++ b/widgets/misc/syncthinglauncher.h
@@ -34,6 +34,7 @@ public:
     static bool isLibSyncthingAvailable();
     static SyncthingLauncher *mainInstance();
     static void setMainInstance(SyncthingLauncher *mainInstance);
+    static QString libSyncthingVersionInfo();
 
 Q_SIGNALS:
     void confirmKill();
diff --git a/widgets/settings/settingsdialog.cpp b/widgets/settings/settingsdialog.cpp
index e69fe48..893c300 100644
--- a/widgets/settings/settingsdialog.cpp
+++ b/widgets/settings/settingsdialog.cpp
@@ -837,6 +837,9 @@ QWidget *LauncherOptionPage::setupWidget()
     ui()->launchNowPushButton->setHidden(running);
     ui()->stopPushButton->setHidden(!running);
     ui()->useBuiltInVersionCheckBox->setVisible(isSyncthing && SyncthingLauncher::isLibSyncthingAvailable());
+    if (isSyncthing) {
+        ui()->useBuiltInVersionCheckBox->setToolTip(SyncthingLauncher::libSyncthingVersionInfo());
+    }
 
     // connect signals & slots
     if (m_process) {