diff --git a/Source/Core/Core/IOS/IOSC.cpp b/Source/Core/Core/IOS/IOSC.cpp
index 278d33cba9..9c9b6277fc 100644
--- a/Source/Core/Core/IOS/IOSC.cpp
+++ b/Source/Core/Core/IOS/IOSC.cpp
@@ -251,9 +251,16 @@ void IOSC::LoadDefaultEntries(ConsoleType console_type)
 
 IOSC::KeyEntry::KeyEntry() = default;
 
+IOSC::KeyEntry::KeyEntry(ObjectType type_, ObjectSubType subtype_, std::vector<u8>&& data_,
+                         std::array<u8, 4>&& misc_data_, u32 owner_mask_)
+    : in_use(true), type(type_), subtype(subtype_), data(std::move(data_)),
+      misc_data(std::move(misc_data_)), owner_mask(owner_mask_)
+{
+}
+
 IOSC::KeyEntry::KeyEntry(ObjectType type_, ObjectSubType subtype_, std::vector<u8>&& data_,
                          u32 owner_mask_)
-    : in_use(true), type(type_), subtype(subtype_), data(std::move(data_)), owner_mask(owner_mask_)
+    : KeyEntry(type_, subtype_, std::move(data_), {}, owner_mask_)
 {
 }
 
diff --git a/Source/Core/Core/IOS/IOSC.h b/Source/Core/Core/IOS/IOSC.h
index e3f2595a12..dff17aa017 100644
--- a/Source/Core/Core/IOS/IOSC.h
+++ b/Source/Core/Core/IOS/IOSC.h
@@ -191,12 +191,15 @@ private:
   {
     KeyEntry();
     KeyEntry(ObjectType type_, ObjectSubType subtype_, std::vector<u8>&& data_, u32 owner_mask_);
+    KeyEntry(ObjectType type_, ObjectSubType subtype_, std::vector<u8>&& data_,
+             std::array<u8, 4>&& misc_data_, u32 owner_mask_);
     void DoState(PointerWrap& p);
 
     bool in_use = false;
     ObjectType type;
     ObjectSubType subtype;
     std::vector<u8> data;
+    std::array<u8, 4> misc_data{};
     u32 owner_mask = 0;
   };
   // The Wii's IOSC is limited to 32 entries, including 12 built-in entries.