diff --git a/petshop-api.postman_collection.json b/petshop-api.postman_collection.json
index 6ecec217..73f6d258 100644
--- a/petshop-api.postman_collection.json
+++ b/petshop-api.postman_collection.json
@@ -2987,6 +2987,111 @@
             }
           ]
         },
+        {
+          "name": "List Staff Users",
+          "request": {
+            "method": "GET",
+            "url": "{{baseUrl}}/api/v1/users?role=STAFF",
+            "header": [
+              {
+                "key": "Content-Type",
+                "value": "application/json"
+              },
+              {
+                "key": "Authorization",
+                "value": "Bearer {{adminToken}}",
+                "type": "text"
+              }
+            ]
+          },
+          "event": [
+            {
+              "listen": "test",
+              "script": {
+                "type": "text/javascript",
+                "exec": [
+                  "pm.test('Status code is 200', function () {",
+                  "    pm.response.to.have.status(200);",
+                  "});",
+                  "var jsonData = pm.response.json();",
+                  "pm.test('All returned users are STAFF', function () {",
+                  "    pm.expect(jsonData.content.every(function (user) { return user.role === 'STAFF'; })).to.be.true;",
+                  "});"
+                ]
+              }
+            }
+          ]
+        },
+        {
+          "name": "List Admin Users",
+          "request": {
+            "method": "GET",
+            "url": "{{baseUrl}}/api/v1/users?role=ADMIN",
+            "header": [
+              {
+                "key": "Content-Type",
+                "value": "application/json"
+              },
+              {
+                "key": "Authorization",
+                "value": "Bearer {{adminToken}}",
+                "type": "text"
+              }
+            ]
+          },
+          "event": [
+            {
+              "listen": "test",
+              "script": {
+                "type": "text/javascript",
+                "exec": [
+                  "pm.test('Status code is 200', function () {",
+                  "    pm.response.to.have.status(200);",
+                  "});",
+                  "var jsonData = pm.response.json();",
+                  "pm.test('All returned users are ADMIN', function () {",
+                  "    pm.expect(jsonData.content.every(function (user) { return user.role === 'ADMIN'; })).to.be.true;",
+                  "});"
+                ]
+              }
+            }
+          ]
+        },
+        {
+          "name": "List Customer Users",
+          "request": {
+            "method": "GET",
+            "url": "{{baseUrl}}/api/v1/users?role=CUSTOMER",
+            "header": [
+              {
+                "key": "Content-Type",
+                "value": "application/json"
+              },
+              {
+                "key": "Authorization",
+                "value": "Bearer {{adminToken}}",
+                "type": "text"
+              }
+            ]
+          },
+          "event": [
+            {
+              "listen": "test",
+              "script": {
+                "type": "text/javascript",
+                "exec": [
+                  "pm.test('Status code is 200', function () {",
+                  "    pm.response.to.have.status(200);",
+                  "});",
+                  "var jsonData = pm.response.json();",
+                  "pm.test('All returned users are CUSTOMER', function () {",
+                  "    pm.expect(jsonData.content.every(function (user) { return user.role === 'CUSTOMER'; })).to.be.true;",
+                  "});"
+                ]
+              }
+            }
+          ]
+        },
         {
           "name": "Get User",
           "request": {