diff --git a/packages/backend/src/apps/virtualq/actions/create-waiter/index.js b/packages/backend/src/apps/virtualq/actions/create-waiter/index.js
index af22d2a5..b1233475 100644
--- a/packages/backend/src/apps/virtualq/actions/create-waiter/index.js
+++ b/packages/backend/src/apps/virtualq/actions/create-waiter/index.js
@@ -1,4 +1,5 @@
 import defineAction from '../../../../helpers/define-action.js';
+import isPlainObject from 'lodash/isPlainObject.js';
 
 export default defineAction({
   name: 'Create waiter',
@@ -97,6 +98,16 @@ export default defineAction({
       required: false,
       variables: true,
     },
+    {
+      label: 'Properties',
+      key: 'properties',
+      type: 'string',
+      required: false,
+      variables: false,
+      valueType: 'parse',
+      description: 'JSON for the additional properties.',
+      value: '{}',
+    },
   ],
   async run($) {
     const {
@@ -107,6 +118,7 @@ export default defineAction({
       appointment,
       appointmentTime,
       servicePhoneToCall,
+      properties = {},
     } = $.step.parameters;
 
     const body = {
@@ -119,6 +131,7 @@ export default defineAction({
           source,
           appointment,
           servicePhoneToCall,
+          properties,
         },
       },
     };
@@ -127,6 +140,12 @@ export default defineAction({
       body.data.attributes.appointmentTime = appointmentTime;
     }
 
+    if (!isPlainObject(properties)) {
+      throw new Error(
+        `The "properties" field must have a valid JSON. The current value: ${properties}`
+      );
+    }
+
     const { data } = await $.http.post('/v2/waiters', body);
 
     $.setActionItem({ raw: data });
diff --git a/packages/backend/src/apps/virtualq/actions/update-waiter/index.js b/packages/backend/src/apps/virtualq/actions/update-waiter/index.js
index 51f9d8b4..503f4e14 100644
--- a/packages/backend/src/apps/virtualq/actions/update-waiter/index.js
+++ b/packages/backend/src/apps/virtualq/actions/update-waiter/index.js
@@ -1,4 +1,5 @@
 import defineAction from '../../../../helpers/define-action.js';
+import isPlainObject from 'lodash/isPlainObject.js';
 
 export default defineAction({
   name: 'Update waiter',
@@ -104,6 +105,15 @@ export default defineAction({
       required: false,
       variables: true,
     },
+    {
+      label: 'Properties',
+      key: 'properties',
+      type: 'string',
+      required: false,
+      variables: false,
+      valueType: 'parse',
+      description: 'JSON for the additional properties.',
+    },
   ],
 
   async run($) {
@@ -117,6 +127,7 @@ export default defineAction({
       talkTime,
       agentId,
       servicePhoneToCall,
+      properties,
     } = $.step.parameters;
 
     const body = {
@@ -150,6 +161,16 @@ export default defineAction({
       body.data.attributes.wait_time_when_up = waitTimeWhenUp;
     }
 
+    if (properties) {
+      if (!isPlainObject(properties)) {
+        throw new Error(
+          `The "properties" field must have a valid JSON. The current value: ${properties}`
+        );
+      }
+
+      body.data.attributes.properties = properties;
+    }
+
     const { data } = await $.http.put(`/v2/waiters/${waiterId}`, body);
 
     $.setActionItem({ raw: data });