diff --git a/rpcs3/Emu/System.cpp b/rpcs3/Emu/System.cpp
index 4b412a2b78..76c272c49c 100644
--- a/rpcs3/Emu/System.cpp
+++ b/rpcs3/Emu/System.cpp
@@ -475,11 +475,11 @@ void Emulator::Init()
 	g_cfg.name.clear();
 
 	// Not all renderers are known at compile time, so set a provided default if possible
-	if (m_default_renderer == video_renderer::vulkan && !m_default_graphics_adapter.empty())
-	{
-		g_cfg.video.renderer.set(m_default_renderer);
-		g_cfg.video.vk.adapter.from_string(m_default_graphics_adapter);
-	}
+	// TODO: Also initialize render_creator in headless mode
+	ensure(m_supported_renderers.contains(m_default_renderer));
+	ensure(!(m_default_renderer == video_renderer::vulkan && m_default_graphics_adapter.empty()));
+	g_cfg.video.renderer.set(m_default_renderer);
+	g_cfg.video.vk.adapter.set(m_default_graphics_adapter);
 
 	g_cfg_defaults = g_cfg.to_string();
 
diff --git a/rpcs3/rpcs3qt/emu_settings.cpp b/rpcs3/rpcs3qt/emu_settings.cpp
index fd48aea94d..734aa3504d 100644
--- a/rpcs3/rpcs3qt/emu_settings.cpp
+++ b/rpcs3/rpcs3qt/emu_settings.cpp
@@ -118,6 +118,11 @@ bool emu_settings::Init()
 
 		supported_renderers.insert(video_renderer::vulkan);
 	}
+	else if (m_render_creator->OpenGL.supported)
+	{
+		cfg_log.notice("Setting the default renderer to OpenGl");
+		Emu.SetDefaultRenderer(video_renderer::opengl);
+	}
 
 	Emu.SetSupportedRenderers(supported_renderers);