diff --git a/containers/synchronizer/Dockerfile b/containers/synchronizer/Dockerfile
index 7170e1c..8557a4d 100644
--- a/containers/synchronizer/Dockerfile
+++ b/containers/synchronizer/Dockerfile
@@ -1,6 +1,5 @@
 FROM       xosproject/xos
 
-# Install custom Ansible
 RUN DEBIAN_FRONTEND=noninteractive apt-get update && apt-get install -y \
     openssh-client \
     python-crypto \
@@ -8,11 +7,13 @@
     python-paramiko \
     python-yaml \
     python-httplib2 \
+    rsync \
     supervisor
 
 RUN pip install -U \
     jinja2
 
+# Install custom Ansible
 RUN \
     git clone -b release1.8.2 git://github.com/ansible/ansible.git /opt/ansible && \
     git clone -b release1.8.2 git://github.com/ansible/ansible-modules-extras.git /opt/ansible/lib/ansible/modules/extras && \
diff --git a/xos/observers/base/SyncInstanceUsingAnsible.py b/xos/observers/base/SyncInstanceUsingAnsible.py
index 373178c..81f6632 100644
--- a/xos/observers/base/SyncInstanceUsingAnsible.py
+++ b/xos/observers/base/SyncInstanceUsingAnsible.py
@@ -113,7 +113,7 @@
             key_name = instance.parent.slice.service.private_key_fn
 
         if not os.path.exists(key_name):
-            raise Exception("Node key %s does not exist" % node_key_name)
+            raise Exception("Node key %s does not exist" % key_name)
 
         key = file(key_name).read()
 
@@ -219,4 +219,3 @@
                 self.map_delete_outputs(o,res)
         except AttributeError:
                 pass
-