diff --git a/src/hwrenderer/postprocessing/hw_postprocess.h b/src/hwrenderer/postprocessing/hw_postprocess.h
index f2801e697a..9f19289fb8 100644
--- a/src/hwrenderer/postprocessing/hw_postprocess.h
+++ b/src/hwrenderer/postprocessing/hw_postprocess.h
@@ -1,6 +1,7 @@
 #pragma once
 
 #include "hwrenderer/data/shaderuniforms.h"
+#include <memory>
 
 typedef FString PPTextureName;
 typedef FString PPShaderName;