diff --git a/Source/Core/Core/TitleDatabase.cpp b/Source/Core/Core/TitleDatabase.cpp
index f4cc2f255e..701be82e3a 100644
--- a/Source/Core/Core/TitleDatabase.cpp
+++ b/Source/Core/Core/TitleDatabase.cpp
@@ -2,8 +2,10 @@
 // Licensed under GPLv2+
 // Refer to the license.txt file included.
 
+#include <cstddef>
 #include <fstream>
 #include <functional>
+#include <utility>
 
 #include "Core/TitleDatabase.h"
 
diff --git a/Source/Core/Core/TitleDatabase.h b/Source/Core/Core/TitleDatabase.h
index 23871bdf6a..6b6c53fd9d 100644
--- a/Source/Core/Core/TitleDatabase.h
+++ b/Source/Core/Core/TitleDatabase.h
@@ -7,8 +7,6 @@
 #include <string>
 #include <unordered_map>
 
-#include "Common/CommonTypes.h"
-
 namespace Core
 {
 // Reader for title database files.