diff --git a/devstack/plugin.sh b/devstack/plugin.sh
index b82af21..4154f7d 100644
--- a/devstack/plugin.sh
+++ b/devstack/plugin.sh
@@ -87,7 +87,8 @@ function start_sheepdog {
     if [[ ${DISTRO} =~ (trusty) ]]; then
         run_process sheepdog "sheep -f -o -l 7 -c local -n ${SHEEPDOG_DATA_DIR}"
     elif [[ ${DISTRO} =~ (xenial) ]]; then
-        run_process sheepdog "sheep -l dst=stdout,level=debug,format=server -c local -n ${SHEEPDOG_DATA_DIR}"
+        SHEEP_COMMAND_PATH=`which sheep`
+        run_process sheepdog "$SHEEP_COMMAND_PATH -l dst=stdout,level=debug,format=server -c local -n ${SHEEPDOG_DATA_DIR}"
     else
         exit_distro_not_supported "Sheepdog since your distro doesn't provide (at least) the Firefly release. Please use Ubuntu Trusty or Xenial."
     fi