diff --git a/cs675/bottomup/Makefile b/cs675/bottomup/Makefile
index 49e6367..be70d05 100644
--- a/cs675/bottomup/Makefile
+++ b/cs675/bottomup/Makefile
@@ -1,10 +1,17 @@
 
-all: sablecc
+PKG := jholtrop.gvsu.cs675.bottomup
+PKGPATH := $(subst .,/,$(PKG))
+
+all: sablecc prog
 
 .PHONY: sablecc
 sablecc:
 	sablecc arithmetic.grammar
 
+.PHONY: prog
+prog:
+	javac $(PKGPATH)/Evaluator.java
+
 .PHONY: run
 run:
-	java jholtrop.gvsu.cs675.bottomup.Evaluator
+	java $(PKG).Evaluator
diff --git a/cs675/bottomup/jholtrop/gvsu/cs675/bottomup/Evaluator.java b/cs675/bottomup/jholtrop/gvsu/cs675/bottomup/Evaluator.java
index ceca8a5..ddfa4f3 100644
--- a/cs675/bottomup/jholtrop/gvsu/cs675/bottomup/Evaluator.java
+++ b/cs675/bottomup/jholtrop/gvsu/cs675/bottomup/Evaluator.java
@@ -1,6 +1,9 @@
 
 package jholtrop.gvsu.cs675.bottomup;
 
+import jholtrop.gvsu.cs675.bottomup.node.*;
+import jholtrop.gvsu.cs675.bottomup.lexer.Lexer;
+import jholtrop.gvsu.cs675.bottomup.parser.Parser;
 import java.io.*;
 
 public class Evaluator