diff --git a/examples/parameters_test.json b/examples/parameters_test.json
index d61fd85f..e2325095 100644
--- a/examples/parameters_test.json
+++ b/examples/parameters_test.json
@@ -13,7 +13,8 @@
       "iteration": 1
     },
     "variables": {
-      "app_version": "f1"
+      "app_version": "f1",
+      "user_agent": "iOS/10.3"
     },
     "base_url": "https://postman-echo.com",
     "verify": false
@@ -24,7 +25,7 @@
       "variables": {
         "foo1": "$username",
         "foo2": "$password",
-        "foo3": "$app_version"
+        "foo3": "$user_agent"
       },
       "request": {
         "method": "GET",
@@ -48,7 +49,7 @@
         {
           "check": "body.args.foo3",
           "assert": "not_equal",
-          "expect": "f1",
+          "expect": "iOS/10.3",
           "msg": "check app version"
         }
       ]
diff --git a/examples/parameters_test.yaml b/examples/parameters_test.yaml
index b19ddcf4..cdb4f627 100644
--- a/examples/parameters_test.yaml
+++ b/examples/parameters_test.yaml
@@ -8,6 +8,7 @@ config:
         iteration: 1
     variables:
         app_version: f1
+        user_agent: iOS/10.3
     base_url: "https://postman-echo.com"
     verify: False
 
@@ -17,7 +18,7 @@ teststeps:
     variables:
         foo1: $username
         foo2: $password
-        foo3: $app_version
+        foo3: $user_agent
     request:
         method: GET
         url: /get
@@ -34,5 +35,5 @@ teststeps:
           msg: check status code
         - check: body.args.foo3
           assert: not_equal
-          expect: f1
+          expect: iOS/10.3
           msg: check app version
\ No newline at end of file