diff --git a/Makefile b/Makefile
index b938549..25fe792 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 -include nemu/Makefile.git
 
-defalut:
+default:
 	@echo "Please run 'make' under any subprojects to compile."
  
 clean: