diff --git a/examples/cfg_validator/deploy.sh b/examples/cfg_validator/deploy.sh
index 02b636dcb..89c67170a 100755
--- a/examples/cfg_validator/deploy.sh
+++ b/examples/cfg_validator/deploy.sh
@@ -6,7 +6,7 @@ DIR="$(cd $(dirname "$0") && pwd)"
 RULES_DIR="${DIR}/rules"
 
 cd /opt/stack/congress
-source ~/devstack/openrc admin admin
+. ~/devstack/openrc admin admin
 
 echo
 echo "Creating datasource config"
diff --git a/examples/murano/predeploy_simulate.sh b/examples/murano/predeploy_simulate.sh
index b95539eb7..c55c1bd3d 100755
--- a/examples/murano/predeploy_simulate.sh
+++ b/examples/murano/predeploy_simulate.sh
@@ -1,5 +1,5 @@
 cd /opt/stack/congress
-source ~/devstack/openrc admin demo
+. ~/devstack/openrc admin demo
 
 echo "Creating datasource murano: user=admin, tenant=demo"
 openstack congress datasource create murano "murano" \
@@ -108,4 +108,4 @@ openstack congress policy simulate murano_system 'predeploy_error(env_id)' '
     murano:parent_types+("instance_uuid", "io.murano.Object")
     murano:parent_types+("instance_uuid", "instance_type")
 
-    murano:properties+("instance_uuid", "flavor", "m1.large")' action
\ No newline at end of file
+    murano:properties+("instance_uuid", "flavor", "m1.large")' action
diff --git a/scripts/manual_testing/doctor_pushdriver.sh b/scripts/manual_testing/doctor_pushdriver.sh
index 9c7057839..5e9f76f1e 100755
--- a/scripts/manual_testing/doctor_pushdriver.sh
+++ b/scripts/manual_testing/doctor_pushdriver.sh
@@ -7,7 +7,7 @@
 #   The following OpenStack environment variables must set first:
 #   OS_USERNAME, OS_PASSWORD, OS_PROJECT_NAME, OS_TENANT_NAME, OS_AUTH_URL
 #   For example by running (under a devstack setup)
-#     $ source devstack/openrc admin admin
+#     $ . devstack/openrc admin admin
 #############################################################################
 
 UUID=`openstack congress datasource create doctor doctor -f value | sed -n '5p'`
diff --git a/scripts/manual_testing/general.sh b/scripts/manual_testing/general.sh
index 8572ee951..4a644ae14 100755
--- a/scripts/manual_testing/general.sh
+++ b/scripts/manual_testing/general.sh
@@ -8,7 +8,7 @@
 #   The following OpenStack environment variables must set first:
 #   OS_USERNAME, OS_PASSWORD, OS_PROJECT_NAME, OS_TENANT_NAME, OS_AUTH_URL
 #   For example by running (under a devstack setup)
-#     $ source devstack/openrc admin admin
+#     $ . devstack/openrc admin admin
 #############################################################################
 
 openstack congress version list