diff --git a/tutorial1-setup.sh b/tutorial1-setup.sh
index 45217a0..dd855dc 100644
--- a/tutorial1-setup.sh
+++ b/tutorial1-setup.sh
@@ -21,6 +21,12 @@
 wget http://apache.osuosl.org/karaf/3.0.2/apache-karaf-3.0.2.zip
 cd -
 
+# -------------- Setup Wireshark dissector ----
+
+wget -O openflow.lua "https://gerrit.onosproject.org/gitweb?p=ONOS-VM.git;a=blob_plain;hb=refs/heads/onos-tutorial;f=openflow.lua"
+mkdir -p .wireshark/plugins
+mv openflow.lua .wireshark/plugins
+
 # -------------- Setup Desktop ----------------
 
 sudo apt-get install -y xorg lxde