diff --git a/deps/datReader/zlib.h b/deps/datReader/zlib.h
index 97c368f2..6d81153e 100644
--- a/deps/datReader/zlib.h
+++ b/deps/datReader/zlib.h
@@ -1,6 +1,7 @@
 #ifndef XIV_UTILS_ZLIB_H
 #define XIV_UTILS_ZLIB_H
 
+#include <cstddef>
 #include <cstdint>
 #include <vector>
 
diff --git a/src/world/Action/ActionLut.h b/src/world/Action/ActionLut.h
index a7e37d51..46d5bdf5 100644
--- a/src/world/Action/ActionLut.h
+++ b/src/world/Action/ActionLut.h
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <cstdint>
 #include <unordered_map>
 
 namespace Sapphire::World::Action
@@ -25,4 +26,4 @@ namespace Sapphire::World::Action
 
     static Lut m_actionLut;
   };
-}
\ No newline at end of file
+}