diff --git a/src/freedombone-app-gnusocial b/src/freedombone-app-gnusocial
index e27619a9..23006ea5 100755
--- a/src/freedombone-app-gnusocial
+++ b/src/freedombone-app-gnusocial
@@ -195,7 +195,7 @@ function change_password_gnusocial {
     curr_username="$1"
     new_user_password="$2"
 
-    read_config_param ${GNUSOCIAL_DOMAIN_NAME}
+    read_config_param 'GNUSOCIAL_DOMAIN_NAME'
 
     cd /var/www/${GNUSOCIAL_DOMAIN_NAME}/htdocs/scripts
     php setpassword.php "$curr_username" "$new_user_password"
diff --git a/src/freedombone-app-movim b/src/freedombone-app-movim
index c2e99c1e..5a85347e 100755
--- a/src/freedombone-app-movim
+++ b/src/freedombone-app-movim
@@ -126,7 +126,7 @@ function change_password_movim {
     curr_username="$1"
     new_user_password="$2"
 
-    read_config_param ${MOVIM_DOMAIN_NAME}
+    read_config_param 'MOVIM_DOMAIN_NAME'
 
     ${PROJECT_NAME}-pass -u "$curr_username" -a movim -p "$new_user_password"
 }
diff --git a/src/freedombone-app-postactiv b/src/freedombone-app-postactiv
index 91017f5a..4a79af9b 100755
--- a/src/freedombone-app-postactiv
+++ b/src/freedombone-app-postactiv
@@ -187,7 +187,7 @@ function change_password_postactiv {
     curr_username="$1"
     new_user_password="$2"
 
-    read_config_param ${POSTACTIV_DOMAIN_NAME}
+    read_config_param 'POSTACTIV_DOMAIN_NAME'
 
     cd /var/www/${POSTACTIV_DOMAIN_NAME}/htdocs/scripts
     php setpassword.php "$curr_username" "$new_user_password"
diff --git a/src/freedombone-app-scuttlebot b/src/freedombone-app-scuttlebot
index 3fc7d4bd..a4cbb06c 100755
--- a/src/freedombone-app-scuttlebot
+++ b/src/freedombone-app-scuttlebot
@@ -44,7 +44,7 @@ scuttlebot_variables=(MY_USERNAME
                       SYSTEM_TYPE)
 
 function scuttlebot_create_invite {
-    read_config_param ${GNUSOCIAL_DOMAIN_NAME}
+    read_config_param 'GNUSOCIAL_DOMAIN_NAME'
     SCUTTLEBOT_ONION_HOSTNAME=$(cat /var/lib/tor/hidden_service_scuttlebot/hostname)
     invite_string=$(su -c "sbot invite.create 1" - scuttlebot | sed 's/"//g' | sed "s/$DEFAULT_DOMAIN_NAME/$SCUTTLEBOT_ONION_HOSTNAME/g")