diff --git a/indra/media_plugins/cef/media_plugin_cef.cpp b/indra/media_plugins/cef/media_plugin_cef.cpp
index 1086c98de9..43b36f36f3 100644
--- a/indra/media_plugins/cef/media_plugin_cef.cpp
+++ b/indra/media_plugins/cef/media_plugin_cef.cpp
@@ -533,7 +533,9 @@ void MediaPluginCEF::receiveMessage(const char* message_string)
 				mCEFLib->setOnCursorChangedCallback(std::bind(&MediaPluginCEF::onCursorChangedCallback, this, std::placeholders::_1));
 				mCEFLib->setOnRequestExitCallback(std::bind(&MediaPluginCEF::onRequestExitCallback, this));
 				mCEFLib->setOnJSDialogCallback(std::bind(&MediaPluginCEF::onJSDialogCallback, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3));
+#ifndef LL_LINUX
 				mCEFLib->setOnJSBeforeUnloadCallback(std::bind(&MediaPluginCEF::onJSBeforeUnloadCallback, this));
+#endif
 				
 				dullahan::dullahan_settings settings;
 #if LL_WINDOWS