diff --git a/RSEModel/src/lib_interface.c b/RSEModel/src/lib_interface.c
index e9bfebc..9f14677 100644
--- a/RSEModel/src/lib_interface.c
+++ b/RSEModel/src/lib_interface.c
@@ -10,6 +10,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #if defined(_WIN32)
+	#include <Windows.h>
 	#include <libloaderapi.h>
 #else
 	#include <dlfcn.h>
diff --git a/RSEModel/src/lib_interface.h b/RSEModel/src/lib_interface.h
index 4132987..d94dd9a 100644
--- a/RSEModel/src/lib_interface.h
+++ b/RSEModel/src/lib_interface.h
@@ -13,7 +13,7 @@
 #ifndef RSEMODEL_LIB_INTERFACE_H_
 #define RSEMODEL_LIB_INTERFACE_H_
 
-#define RSPTEXTURE_VERSION				"20"
+#define RSPTEXTURE_VERSION				"21"
 #define RSPTEXTURE_LIBFILE				"libRSPTexture" RSPTEXTURE_VERSION
 #if defined(_WIN32)
 	#define RSPTEXTURE_OSLIBFILE		RSPTEXTURE_LIBFILE ".dll"