diff --git a/kernel-rs/src/arch/x86/boot.asm b/kernel-rs/src/arch/x86/boot.asm
index 87e1410a..170d2591 100644
--- a/kernel-rs/src/arch/x86/boot.asm
+++ b/kernel-rs/src/arch/x86/boot.asm
@@ -55,7 +55,7 @@ align 4096
 p2_table:
 	resb 4096
 stack_bottom:
-	resb 4096 * 3
+	resb 4096 * 4
 stack_top:
 
 section .gdt