diff --git a/odysseus_tree/package/calypso/S76calypso b/odysseus_tree/package/calypso/S76calypso
index ec54b80..64fc169 100644
--- a/odysseus_tree/package/calypso/S76calypso
+++ b/odysseus_tree/package/calypso/S76calypso
@@ -3,13 +3,13 @@
 PIDFILE=/var/run/calypso.pid
 EXECUTABLE=/usr/bin/calypso
 INTERFACE_NAME=can0
-BROKER_IP=localhost:1883
+BROKER_IP="localhost:1883"
 
 case "$1" in
   start)
     echo "Starting calypso..."
     # start (S) executable (x) in background (b), make pid file (m) at p
-    start-stop-daemon -S -x "$EXECUTABLE" -b -m -p "$PIDFILE" -- $BROKER_IP $INTERFACE_NAME
+    start-stop-daemon -S -x "$EXECUTABLE" -b -m -p "$PIDFILE" -- -u $BROKER_IP -c $INTERFACE_NAME -e
     ;;
   stop)
     echo "Stopping calypso..."
diff --git a/odysseus_tree/package/calypso/calypso.mk b/odysseus_tree/package/calypso/calypso.mk
index 589075c..8f6a5f0 100644
--- a/odysseus_tree/package/calypso/calypso.mk
+++ b/odysseus_tree/package/calypso/calypso.mk
@@ -1,4 +1,4 @@
-CALYPSO_VERSION = 4cc0526e0f59748359efb8127dabd5468cab9b05
+CALYPSO_VERSION = 27aec3ffe8d86e825e75783ae8e5fd3d132c39ab
 CALYPSO_SITE_METHOD = git
 CALYPSO_SITE = https://github.com/Northeastern-Electric-Racing/Calypso
 CALYPSO_GIT_SUBMODULES = YES