diff --git a/src/engine/client/backend_sdl.cpp b/src/engine/client/backend_sdl.cpp
index 735e07735..190f11835 100644
--- a/src/engine/client/backend_sdl.cpp
+++ b/src/engine/client/backend_sdl.cpp
@@ -3800,7 +3800,7 @@ int CGraphicsBackend_SDL_OpenGL::Init(const char *pName, int *Screen, int *pWidt
 	}
 
 	// set flags
-	int SdlFlags = SDL_WINDOW_OPENGL | SDL_WINDOW_HIDDEN;
+	int SdlFlags = SDL_WINDOW_OPENGL | SDL_WINDOW_INPUT_GRABBED | SDL_WINDOW_INPUT_FOCUS | SDL_WINDOW_MOUSE_FOCUS;
 	if(Flags&IGraphicsBackend::INITFLAG_HIGHDPI)
 		SdlFlags |= SDL_WINDOW_ALLOW_HIGHDPI;
 #if defined(SDL_VIDEO_DRIVER_X11)
@@ -3968,7 +3968,6 @@ int CGraphicsBackend_SDL_OpenGL::Init(const char *pName, int *Screen, int *pWidt
 	WaitForIdle();
 	CmdBuffer.Reset();
 
-	SDL_ShowWindow(m_pWindow);
 	if(SetWindowScreen(g_Config.m_GfxScreen))
 	{
 		// query the current displaymode, when running in fullscreen