diff --git a/Makefile b/Makefile
index 643d14e..076e29a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,9 @@
 include env.mk
 
 SRC = src
+
+JC = $(JAVA_HOME)/bin/javac
+
 JCFLAGS = -target 1.1 -source 1.2 -sourcepath $(SRC) -cp $(HEADERS) -Xlint:-options -d build -g:none
 
 SRC_DIR := src
diff --git a/example.mk b/example.mk
index 4f2402f..d0e0fb2 100644
--- a/example.mk
+++ b/example.mk
@@ -1,4 +1,3 @@
-JC = /usr/lib/jvm/java-1.8-openjdk/bin/javac 
 HEADERS = 
 EMULATOR = java -jar
-
+JAVA_HOME = /usr/lib/jvm/openjdk8