diff --git a/arch/x86/include/asm/string.h b/arch/x86/include/asm/string.h
index 6ce57543..f31b6b60 100644
--- a/arch/x86/include/asm/string.h
+++ b/arch/x86/include/asm/string.h
@@ -80,6 +80,14 @@ inline static size_t strlen(const char *str)
 }
 #endif
 
+#ifdef HAVE_ARCH_STRNCPY
+char* strncpy(char *dest, const char *src, size_t n);
+#endif
+
+#ifdef HAVE_ARCH_STRCPY
+char* strcpy(char *dest, const char *src);
+#endif
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index 658b4476..e25883ee 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -1,5 +1,5 @@
 C_source = rck.c syscall.c gdt.c kb.c timer.c irq.c isrs.c idt.c vga.c multiboot.c pci.c
-ASM_source = entry.asm
+ASM_source = entry.asm string.asm
 
 OBJS += $(patsubst %.c, %.o, $(filter %.c, $(C_source)))
 OBJS += $(patsubst %.asm, %.o, $(filter %.asm, $(ASM_source)))