diff --git a/src/rviz/ogre_helpers/render_system.cpp b/src/rviz/ogre_helpers/render_system.cpp
index de0bcd1e71..3b92c94acc 100644
--- a/src/rviz/ogre_helpers/render_system.cpp
+++ b/src/rviz/ogre_helpers/render_system.cpp
@@ -367,8 +367,8 @@ Ogre::RenderWindow* RenderSystem::makeRenderWindow(
 
 // Set the macAPI for Ogre based on the Qt implementation
 #if defined(Q_OS_MAC)
-	parameters["macAPI"] = "cocoa";
-	parameters["macAPICocoaUseNSView"] = "true";
+	params["macAPI"] = "cocoa";
+	params["macAPICocoaUseNSView"] = "true";
 #endif
   params["contentScalingFactor"] = std::to_string(pixel_ratio);