set javac
diff --git a/vm-setup.sh b/vm-setup.sh
index c7dda20..3c3a075 100644
--- a/vm-setup.sh
+++ b/vm-setup.sh
@@ -19,6 +19,7 @@
 
 sudo apt-get install -y git openjdk-8-jdk maven unzip
 sudo update-alternatives --set java /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java
+sudo update-alternatives --set javac /usr/lib/jvm/java-8-openjdk-amd64/bin/javac
 
 #--------------- Setup Mininet ----------------