diff --git a/k/Makefile b/k/Makefile
index ba94c04..952218c 100644
--- a/k/Makefile
+++ b/k/Makefile
@@ -34,6 +34,7 @@ OBJS	= \
 	  gdt.o \
 	  idt.o \
 	  isr.o \
+	  atapi.o \
 	  pic/pic.o \
 	  pic/keyboard.o \
 	  pic/pit.o \