diff --git a/chunihook/dllmain.c b/chunihook/dllmain.c
index e0db84c..5350eb9 100644
--- a/chunihook/dllmain.c
+++ b/chunihook/dllmain.c
@@ -62,7 +62,7 @@ static DWORD CALLBACK chuni_pre_startup(void)
 
     /* Hook Win32 APIs */
 
-    gfx_hook_init(&chuni_hook_cfg.gfx, chuni_hook_mod);
+    gfx_hook_init(&chuni_hook_cfg.gfx);
     gfx_d3d9_hook_init(&chuni_hook_cfg.gfx, chuni_hook_mod);
     serial_hook_init();
 
diff --git a/gfxhook/gfx.c b/gfxhook/gfx.c
index 34533af..6c341b9 100644
--- a/gfxhook/gfx.c
+++ b/gfxhook/gfx.c
@@ -26,7 +26,7 @@ static const struct hook_symbol gfx_hooks[] = {
     },
 };
 
-void gfx_hook_init(const struct gfx_config *cfg, HINSTANCE self)
+void gfx_hook_init(const struct gfx_config *cfg)
 {
     assert(cfg != NULL);
 
diff --git a/gfxhook/gfx.h b/gfxhook/gfx.h
index 9182371..9a7e27c 100644
--- a/gfxhook/gfx.h
+++ b/gfxhook/gfx.h
@@ -1,7 +1,5 @@
 #pragma once
 
-#include <windows.h>
-
 #include <stdbool.h>
 
 struct gfx_config {
@@ -11,4 +9,4 @@ struct gfx_config {
     int monitor;
 };
 
-void gfx_hook_init(const struct gfx_config *cfg, HINSTANCE self);
+void gfx_hook_init(const struct gfx_config *cfg);
diff --git a/idzhook/dllmain.c b/idzhook/dllmain.c
index 80b8c66..fe78b6f 100644
--- a/idzhook/dllmain.c
+++ b/idzhook/dllmain.c
@@ -67,7 +67,7 @@ static DWORD CALLBACK idz_pre_startup(void)
     /* Hook Win32 APIs */
 
     serial_hook_init();
-    gfx_hook_init(&idz_hook_cfg.gfx, idz_hook_mod);
+    gfx_hook_init(&idz_hook_cfg.gfx);
     gfx_d3d11_hook_init(&idz_hook_cfg.gfx, idz_hook_mod);
     gfx_dxgi_hook_init(&idz_hook_cfg.gfx, idz_hook_mod);
     zinput_hook_init(&idz_hook_cfg.zinput);
diff --git a/mu3hook/dllmain.c b/mu3hook/dllmain.c
index fc4b1ab..dd01104 100644
--- a/mu3hook/dllmain.c
+++ b/mu3hook/dllmain.c
@@ -43,7 +43,7 @@ static DWORD CALLBACK mu3_pre_startup(void)
     /* Hook Win32 APIs */
 
     dvd_hook_init(&mu3_hook_cfg.dvd, mu3_hook_mod);
-    gfx_hook_init(&mu3_hook_cfg.gfx, mu3_hook_mod);
+    gfx_hook_init(&mu3_hook_cfg.gfx);
     gfx_d3d9_hook_init(&mu3_hook_cfg.gfx, mu3_hook_mod);
     gfx_d3d11_hook_init(&mu3_hook_cfg.gfx, mu3_hook_mod);
     gfx_dxgi_hook_init(&mu3_hook_cfg.gfx, mu3_hook_mod);