diff --git a/arch/nt32/psxdbg.h b/arch/nt32/psxdbg.h
deleted file mode 100644
index ef59445..0000000
--- a/arch/nt32/psxdbg.h
+++ /dev/null
@@ -1,32 +0,0 @@
-#ifndef _PSXDBG_H_
-#define _PSXDBG_H_
-
-struct __dbg_event;
-
-struct __dbg_vtbl {
-	int (*dbg_attach)(pid_t);
-	int (*dbg_detach)(int);
-
-	int (*dbg_spawn)(const char *, char **, char **);
-	int (*dbg_fork)(void);
-	int (*dbg_suspend)(int);
-	int (*dbg_kill)(int);
-
-	int (*dbg_rbreak)(int);
-	int (*dbg_tbreak)(int);
-	int (*dbg_lbreak)(int);
-
-	int (*dbg_event_query_one)(int, struct __dbg_event *);
-	int (*dbg_event_query_all)(int, struct __dbg_event *, int);
-
-	int (*dbg_event_acquire)(int, struct __dbg_event *);
-	int (*dbg_event_respond)(int, struct __dbg_event *);
-
-	int (*dbg_query_cpid)(int);
-	int (*dbg_query_syspid)(int);
-
-	int (*dbg_common_error)(void);
-	int (*dbg_native_error)(void);
-};
-
-#endif
diff --git a/arch/nt32/psxglue.h b/arch/nt32/psxglue.h
index 2643328..1ddd536 100644
--- a/arch/nt32/psxglue.h
+++ b/arch/nt32/psxglue.h
@@ -46,7 +46,6 @@ struct __psx_context {
 	void **				sys_vtbl;
 	const struct __psx_vtbl *	psx_vtbl;
 	const struct __seh_vtbl *	seh_vtbl;
-	const struct __dbg_vtbl *	dbg_vtbl;
 	const struct __ldso_vtbl *	ldso_vtbl;
 	unsigned int			teb_sys_idx;
 	unsigned int			teb_libc_idx;
diff --git a/arch/nt64/psxdbg.h b/arch/nt64/psxdbg.h
deleted file mode 100644
index ef59445..0000000
--- a/arch/nt64/psxdbg.h
+++ /dev/null
@@ -1,32 +0,0 @@
-#ifndef _PSXDBG_H_
-#define _PSXDBG_H_
-
-struct __dbg_event;
-
-struct __dbg_vtbl {
-	int (*dbg_attach)(pid_t);
-	int (*dbg_detach)(int);
-
-	int (*dbg_spawn)(const char *, char **, char **);
-	int (*dbg_fork)(void);
-	int (*dbg_suspend)(int);
-	int (*dbg_kill)(int);
-
-	int (*dbg_rbreak)(int);
-	int (*dbg_tbreak)(int);
-	int (*dbg_lbreak)(int);
-
-	int (*dbg_event_query_one)(int, struct __dbg_event *);
-	int (*dbg_event_query_all)(int, struct __dbg_event *, int);
-
-	int (*dbg_event_acquire)(int, struct __dbg_event *);
-	int (*dbg_event_respond)(int, struct __dbg_event *);
-
-	int (*dbg_query_cpid)(int);
-	int (*dbg_query_syspid)(int);
-
-	int (*dbg_common_error)(void);
-	int (*dbg_native_error)(void);
-};
-
-#endif
diff --git a/arch/nt64/psxglue.h b/arch/nt64/psxglue.h
index 2643328..1ddd536 100644
--- a/arch/nt64/psxglue.h
+++ b/arch/nt64/psxglue.h
@@ -46,7 +46,6 @@ struct __psx_context {
 	void **				sys_vtbl;
 	const struct __psx_vtbl *	psx_vtbl;
 	const struct __seh_vtbl *	seh_vtbl;
-	const struct __dbg_vtbl *	dbg_vtbl;
 	const struct __ldso_vtbl *	ldso_vtbl;
 	unsigned int			teb_sys_idx;
 	unsigned int			teb_libc_idx;
diff --git a/project/arch.mk b/project/arch.mk
index de179c0..858c1f0 100644
--- a/project/arch.mk
+++ b/project/arch.mk
@@ -31,7 +31,6 @@ install-headers: install-target-sys-headers
 
 headers.tag: $(PROJECT_DIR)/arch/$(ARCH)/atomic.h
 headers.tag: $(PROJECT_DIR)/arch/$(ARCH)/peldso.h
-headers.tag: $(PROJECT_DIR)/arch/$(ARCH)/psxdbg.h
 headers.tag: $(PROJECT_DIR)/arch/$(ARCH)/psxglue.h
 headers.tag: $(PROJECT_DIR)/arch/$(ARCH)/psxseh.h
 
diff --git a/src/arch/nt32/crt_glue.c b/src/arch/nt32/crt_glue.c
index 16eaba9..ccebd64 100644
--- a/src/arch/nt32/crt_glue.c
+++ b/src/arch/nt32/crt_glue.c
@@ -11,7 +11,6 @@ volatile int __thread_list_lock;
 extern const struct __ldso_vtbl * __ldso_vtbl;
 extern const struct __psx_vtbl *  __psx_vtbl;
 extern const struct __seh_vtbl *  __eh_vtbl;
-extern const struct __dbg_vtbl *  __db_vtbl;
 
 static int __pthread_surrogate_init(struct pthread * self);
 
@@ -105,7 +104,6 @@ void __libc_entry_routine(
 	__ldso_vtbl	= ctx.ldso_vtbl;
 	__psx_vtbl	= ctx.psx_vtbl;
 	__eh_vtbl	= ctx.seh_vtbl;
-	__db_vtbl	= ctx.dbg_vtbl;
 
 	__teb_sys_idx	= ctx.teb_sys_idx;
 	__teb_libc_idx	= ctx.teb_libc_idx;
diff --git a/src/arch/nt32/vtbl.c b/src/arch/nt32/vtbl.c
index 8a0412f..ad0a0e9 100644
--- a/src/arch/nt32/vtbl.c
+++ b/src/arch/nt32/vtbl.c
@@ -6,7 +6,6 @@
 const struct __ldso_vtbl *  __ldso_vtbl     = 0;
 const struct __psx_vtbl *   __psx_vtbl      = 0;
 const struct __seh_vtbl *   __eh_vtbl       = 0;
-const struct __dbg_vtbl *   __db_vtbl       = 0;
 
 unsigned long **            __syscall_vtbl  = 0;
 unsigned long               __teb_sys_idx   = 0;
diff --git a/src/arch/nt64/crt_glue.c b/src/arch/nt64/crt_glue.c
index 16eaba9..ccebd64 100644
--- a/src/arch/nt64/crt_glue.c
+++ b/src/arch/nt64/crt_glue.c
@@ -11,7 +11,6 @@ volatile int __thread_list_lock;
 extern const struct __ldso_vtbl * __ldso_vtbl;
 extern const struct __psx_vtbl *  __psx_vtbl;
 extern const struct __seh_vtbl *  __eh_vtbl;
-extern const struct __dbg_vtbl *  __db_vtbl;
 
 static int __pthread_surrogate_init(struct pthread * self);
 
@@ -105,7 +104,6 @@ void __libc_entry_routine(
 	__ldso_vtbl	= ctx.ldso_vtbl;
 	__psx_vtbl	= ctx.psx_vtbl;
 	__eh_vtbl	= ctx.seh_vtbl;
-	__db_vtbl	= ctx.dbg_vtbl;
 
 	__teb_sys_idx	= ctx.teb_sys_idx;
 	__teb_libc_idx	= ctx.teb_libc_idx;
diff --git a/src/arch/nt64/vtbl.c b/src/arch/nt64/vtbl.c
index 8a0412f..ad0a0e9 100644
--- a/src/arch/nt64/vtbl.c
+++ b/src/arch/nt64/vtbl.c
@@ -6,7 +6,6 @@
 const struct __ldso_vtbl *  __ldso_vtbl     = 0;
 const struct __psx_vtbl *   __psx_vtbl      = 0;
 const struct __seh_vtbl *   __eh_vtbl       = 0;
-const struct __dbg_vtbl *   __db_vtbl       = 0;
 
 unsigned long **            __syscall_vtbl  = 0;
 unsigned long               __teb_sys_idx   = 0;