diff --git a/interface/src/Application.cpp b/interface/src/Application.cpp
index abcc82d1c3..2594b55370 100644
--- a/interface/src/Application.cpp
+++ b/interface/src/Application.cpp
@@ -5661,6 +5661,8 @@ void Application::updateDisplayMode() {
 
     static std::once_flag once;
     std::call_once(once, [&] {
+        bool first = true;
+
         // first sort the plugins into groupings: standard, advanced, developer
         DisplayPluginList standard;
         DisplayPluginList advanced;