diff --git a/Source/Core/Core/IOS/ES/Formats.cpp b/Source/Core/Core/IOS/ES/Formats.cpp
index 039dc7b6e3..c75d7c8e14 100644
--- a/Source/Core/Core/IOS/ES/Formats.cpp
+++ b/Source/Core/Core/IOS/ES/Formats.cpp
@@ -21,6 +21,7 @@
 #include "Common/StringUtil.h"
 #include "Common/Swap.h"
 #include "Core/IOS/Device.h"
+#include "Core/IOS/IOS.h"
 #include "Core/IOS/IOSC.h"
 
 namespace IOS
diff --git a/Source/Core/Core/IOS/ES/Formats.h b/Source/Core/Core/IOS/ES/Formats.h
index 182013558c..4d8720a80f 100644
--- a/Source/Core/Core/IOS/ES/Formats.h
+++ b/Source/Core/Core/IOS/ES/Formats.h
@@ -8,14 +8,17 @@
 #pragma once
 
 #include <array>
+#include <cstddef>
+#include <map>
 #include <string>
 #include <vector>
 
-#include "Common/ChunkFile.h"
 #include "Common/CommonTypes.h"
 #include "Common/NandPaths.h"
 #include "DiscIO/Enums.h"
 
+class PointerWrap;
+
 namespace IOS
 {
 namespace ES