diff --git a/Makefile.ctr b/Makefile.ctr
index 32b795953b..89341484ba 100644
--- a/Makefile.ctr
+++ b/Makefile.ctr
@@ -24,7 +24,6 @@ include ctr/Makefile.cores
 
 OBJS :=
 OBJS += gfx/drivers/ctr_sprite.o
-OBJS += ctr/stack_adjust.o
 OBJS += ctr/ctr_system.o
 OBJS += ctr/ctr_memory.o
 OBJS += ctr/ctr_linear.o
diff --git a/ctr/3dsx_custom_crt0.s b/ctr/3dsx_custom_crt0.s
index 8ca365dfcc..418e019115 100644
--- a/ctr/3dsx_custom_crt0.s
+++ b/ctr/3dsx_custom_crt0.s
@@ -39,6 +39,7 @@ startup:
 
 	@ System initialization
 	mov r0, r4
+   and r4, sp, #7
 	bl initSystem
 
 	@ Set up argc/argv arguments for main()
@@ -47,8 +48,10 @@ startup:
 	ldr r0, [r0]
 	ldr r1, [r1]
 
-	@ Jump to user code
+	@ Jump to user code   
 	ldr r3, =main
+   cmp r4, #0
+   ldrne r3, =ctr_request_update
 	ldr lr, =__ctru_exit
 	bx  r3
 
diff --git a/ctr/ctr_system.c b/ctr/ctr_system.c
index 477246222e..2a7ba4739c 100644
--- a/ctr/ctr_system.c
+++ b/ctr/ctr_system.c
@@ -4,6 +4,7 @@
 #include <unistd.h>
 #include <string.h>
 #include <stdlib.h>
+#include "ctr_debug.h"
 
 #define CTR_APPMEMALLOC_PTR ((u32*)0x1FF80040)
 
@@ -60,7 +61,7 @@ void __system_allocateHeaps() {
 	svcControlMemory(&__linear_heap, 0x0, 0x0, __linear_heap_size, MEMOP_ALLOC_LINEAR, MEMPERM_READ | MEMPERM_WRITE);
 	// Set up newlib heap
    extern char* fake_heap_end;
-   fake_heap_end = 0x13F00000;
+   fake_heap_end = (char*)0x13F00000;
 
 }
 
@@ -153,21 +154,38 @@ void __system_initArgv()
 }
 
 
-//void initSystem(void (*retAddr)(void))
-//{
-//   __libctru_init(retAddr);
-//   __appInit();
-//   __libc_init_array();
+void initSystem(void (*retAddr)(void))
+{
+   __libctru_init(retAddr);
+   __appInit();
+   __libc_init_array();
 
-//}
-//void __attribute__((noreturn)) __ctru_exit(int rc)
-//{
-//   __libc_fini_array();
-//   __appExit();
-//   __libctru_exit(rc);
+}
+void __attribute__((noreturn)) __ctru_exit(int rc)
+{
+   __libc_fini_array();
+   __appExit();
+   __libctru_exit(rc);
+
+}
 
 
-//}
+int ctr_request_update(void)
+{
+   gfxInit(GSP_BGR8_OES,GSP_RGB565_OES,false);
+   gfxSet3D(false);
+   consoleInit(GFX_BOTTOM, NULL);
+
+   printf("\n\nunsupported version\n\n");
+   printf("Please update your playload\n");
+
+   wait_for_input();
+
+   gfxExit();
+
+   return 0;
+}
+
 
 typedef union{
    struct
diff --git a/ctr/stack_adjust.s b/ctr/stack_adjust.s
deleted file mode 100644
index f872b34a96..0000000000
--- a/ctr/stack_adjust.s
+++ /dev/null
@@ -1,49 +0,0 @@
-
-	.arm
-	.align 2
-
-	.global	initSystem
-	.type	initSystem,	%function
-
-initSystem:
-	ldr	r2, =saved_stack
-	str	sp, [r2]
-	str	lr, [r2,#4]
-
-	bics	sp, sp, #7
-
-	bl	__libctru_init
-
-	bl	__appInit
-	bl	__libc_init_array
-
-	ldr	r2, =saved_stack
-	ldr	lr, [r2,#4]
- 	bx	lr
-
-
-	.global	__ctru_exit
-	.type	__ctru_exit,	%function
-
-__ctru_exit:
-	bl	__libc_fini_array
-	bl	__appExit
-
-
-	ldr	r2, =saved_stack
-	ldr	sp, [r2]
-	b	__libctru_exit
-
-	.data
-	.align 2
-__stacksize__:
-	.word	0x100000
-	.weak	__stacksize__
-
-	.bss
-	.align 2
-saved_stack:
-	.space 8
-
-
-