diff --git a/src/ObjCommon/Sound/FlacDecoder.h b/src/ObjCommon/Sound/FlacDecoder.h
index 136fc68f..0b659b23 100644
--- a/src/ObjCommon/Sound/FlacDecoder.h
+++ b/src/ObjCommon/Sound/FlacDecoder.h
@@ -1,5 +1,6 @@
 #pragma once
 #include <istream>
+#include <memory>
 
 class FlacDecoder
 {