diff --git a/xos/synchronizers/helloworld/helloworld-observer.py b/xos/synchronizers/helloworld/helloworld-synchronizer.py
similarity index 100%
rename from xos/synchronizers/helloworld/helloworld-observer.py
rename to xos/synchronizers/helloworld/helloworld-synchronizer.py
diff --git a/xos/synchronizers/helloworldservice_complete/helloworldservice-observer.py b/xos/synchronizers/helloworldservice_complete/helloworldservice-synchronizer.py
similarity index 100%
rename from xos/synchronizers/helloworldservice_complete/helloworldservice-observer.py
rename to xos/synchronizers/helloworldservice_complete/helloworldservice-synchronizer.py
diff --git a/xos/synchronizers/hpc/hpc-observer.py b/xos/synchronizers/hpc/hpc-synchronizer.py
similarity index 100%
rename from xos/synchronizers/hpc/hpc-observer.py
rename to xos/synchronizers/hpc/hpc-synchronizer.py
diff --git a/xos/synchronizers/monitoring_channel/monitoring_channel_observer.py b/xos/synchronizers/monitoring_channel/monitoring_channel_synchronizer.py
similarity index 100%
rename from xos/synchronizers/monitoring_channel/monitoring_channel_observer.py
rename to xos/synchronizers/monitoring_channel/monitoring_channel_synchronizer.py
diff --git a/xos/synchronizers/onos/onos-observer.py b/xos/synchronizers/onos/onos-synchronizer.py
similarity index 100%
rename from xos/synchronizers/onos/onos-observer.py
rename to xos/synchronizers/onos/onos-synchronizer.py
diff --git a/xos/synchronizers/vbng/vbng-observer.py b/xos/synchronizers/vbng/vbng-synchronizer.py
similarity index 100%
rename from xos/synchronizers/vbng/vbng-observer.py
rename to xos/synchronizers/vbng/vbng-synchronizer.py
diff --git a/xos/synchronizers/vcpe/vcpe-observer.py b/xos/synchronizers/vcpe/vcpe-synchronizer.py
similarity index 100%
rename from xos/synchronizers/vcpe/vcpe-observer.py
rename to xos/synchronizers/vcpe/vcpe-synchronizer.py
diff --git a/xos/synchronizers/vtn/vtn-observer.py b/xos/synchronizers/vtn/vtn-synchronizer.py
similarity index 100%
rename from xos/synchronizers/vtn/vtn-observer.py
rename to xos/synchronizers/vtn/vtn-synchronizer.py