diff --git a/Source/Core/VideoBackends/OGL/Render.cpp b/Source/Core/VideoBackends/OGL/Render.cpp
index 7a3844281ab5..3fecbac10d2e 100644
--- a/Source/Core/VideoBackends/OGL/Render.cpp
+++ b/Source/Core/VideoBackends/OGL/Render.cpp
@@ -1665,13 +1665,13 @@ void Renderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight, co
 
 	if (xfbchanged || WindowResized || (s_last_multisample_mode != g_ActiveConfig.iMultisampleMode) || (s_last_stereo_mode != (g_ActiveConfig.iStereoMode > 0)))
 	{
-		s_last_stereo_mode = g_ActiveConfig.iStereoMode > 0;
 		s_last_xfb_mode = g_ActiveConfig.bUseRealXFB;
 
 		UpdateDrawRectangle(s_backbuffer_width, s_backbuffer_height);
 
 		if (CalculateTargetSize(s_backbuffer_width, s_backbuffer_height) || s_last_multisample_mode != g_ActiveConfig.iMultisampleMode || s_last_stereo_mode != (g_ActiveConfig.iStereoMode > 0))
 		{
+			s_last_stereo_mode = g_ActiveConfig.iStereoMode > 0;
 			s_last_multisample_mode = g_ActiveConfig.iMultisampleMode;
 			s_MSAASamples = GetNumMSAASamples(s_last_multisample_mode);
 			ApplySSAASettings();