diff --git a/Makefile b/Makefile
index efb9fda..34496a1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
 task:
-	@javac ./lib/Hello.java
+	@javac ./lib/Hello.java .lib/Greeter.java
 	@cd ./lib/; java Hello
 	@rm ./lib/*.class