diff --git a/xos/configurations/devel/Dockerfile.devel b/xos/configurations/devel/Dockerfile.devel
index 96c8774..ba07f00 100644
--- a/xos/configurations/devel/Dockerfile.devel
+++ b/xos/configurations/devel/Dockerfile.devel
@@ -5,7 +5,7 @@
 ADD xos/configurations/common/cloudlab-nodes.yaml /opt/xos/configurations/commmon/
 ADD xos/configurations/common/id_rsa.pub /root/setup/padmin_public_key
 ADD xos/configurations/common/id_rsa /opt/xos/observers/helloworldservice/helloworldservice_private_key
-ADD xos/configurations/common/id_rsa.pub /opt/xos/observers/helloworldservice/helloworldservice_public_key.pub
+ADD xos/configurations/common/id_rsa.pub /opt/xos/observers/helloworldservice/helloworldservice_public_key
 ADD xos/configurations/common/node_key.pub /root/setup/node_key.pub
 ADD xos/configurations/common/node_key /root/setup/node_key
 ADD xos/configurations/common/ceilometer_url /root/setup/ceilometer_url