diff --git a/libs/c/include/stdio.h b/libs/c/include/stdio.h
new file mode 100644
index 00000000..5835ab24
--- /dev/null
+++ b/libs/c/include/stdio.h
@@ -0,0 +1,6 @@
+#ifndef _C_STDIO_H
+#define _C_STDIO_H
+
+extern int sprintf(char *__restrict s, const char *__restrict format, ...);
+
+#endif
\ No newline at end of file
diff --git a/src/00_Core/Map/MapManager.cpp b/src/00_Core/Map/MapManager.cpp
index dc440220..d54c7b3b 100644
--- a/src/00_Core/Map/MapManager.cpp
+++ b/src/00_Core/Map/MapManager.cpp
@@ -8,6 +8,7 @@
 #include "DTCM/UnkStruct_027e0d38.hpp"
 #include "Player/PlayerBase.hpp"
 #include "Save/AdventureFlags.hpp"
+#include "stdio.h"
 
 extern bool func_01ffbe78(Vec3p *param1, Vec3p *param2, Vec3p *param3, Vec4p *param4);