diff --git a/libraries/display-plugins/src/display-plugins/OpenGLDisplayPlugin.cpp b/libraries/display-plugins/src/display-plugins/OpenGLDisplayPlugin.cpp
index 7ac6414fe7..03a463c82a 100644
--- a/libraries/display-plugins/src/display-plugins/OpenGLDisplayPlugin.cpp
+++ b/libraries/display-plugins/src/display-plugins/OpenGLDisplayPlugin.cpp
@@ -844,7 +844,7 @@ glm::uvec2 OpenGLDisplayPlugin::getSurfacePixels() const {
     uvec2 result;
     auto window = _container->getPrimaryWidget();
     if (window) {
-        result = toGlm(window->geometry().size() * window->devicePixelRatio());
+        result = toGlm(window->geometry().size() * window->devicePixelRatioF());
     }
     return result;
 }