diff --git a/src/test/helpers.ts b/src/test/helpers.ts
index 0b8dc1be6..8cce91228 100644
--- a/src/test/helpers.ts
+++ b/src/test/helpers.ts
@@ -1,6 +1,6 @@
 import * as fs from "fs"
 import * as path from "path"
-
+import { ValidatorModel } from "./models";
 const axios = require('axios')
 const Web3 = require('web3')
 const web3 = new Web3('ws://localhost:8546');
@@ -125,4 +125,11 @@ export const calculateAspectRatioFit = (srcWidth: number, srcHeight: number, max
     } catch {
         return false
     }
- }
\ No newline at end of file
+ }
+
+export const isValidatorHasAllKeys = (val: ValidatorModel): boolean => {
+    return typeof val.id === "string"
+        && typeof val.name === "string"
+        && typeof val.description === "string"
+        && typeof val.website === "string"
+}
diff --git a/src/test/index.test.ts b/src/test/index.test.ts
index 186b55236..93f3bb80e 100644
--- a/src/test/index.test.ts
+++ b/src/test/index.test.ts
@@ -23,9 +23,10 @@ import {
     getChainBlacklistPath,
     mapList,
     findFiles,
-    isValidJSON
+    isValidJSON,
+    isValidatorHasAllKeys
 } from "./helpers"
-
+import { ValidatorModel } from "./models";
 enum TickerType {
     Token = "token",
     Coin = "coin"
@@ -135,16 +136,9 @@ describe(`Test "blockchains" folder`, () => {
 
         stakingChains.forEach(chain => {
             const validatorsList = JSON.parse(readFileSync(getChainValidatorsListPath(chain)))
-
             test(`Make sure ${chain} validators list has correct structure`, () => {
-                validatorsList.forEach(val => {
-                    const keys = Object.keys(val)
-                    expect(keys.length, `Wrong keys amount`).toBeGreaterThanOrEqual(4)
-
-                    keys.forEach(key => {
-                        const type = typeof key
-                        expect(type, `Wrong key type`).toBe("string")
-                    })
+                validatorsList.forEach((val: ValidatorModel) => {
+                    expect(isValidatorHasAllKeys(val), `Come key and/or type missing for validator ${JSON.stringify(val)}`).toBe(true)
                 })
             })
 
diff --git a/src/test/models.ts b/src/test/models.ts
new file mode 100644
index 000000000..c4c4f79ad
--- /dev/null
+++ b/src/test/models.ts
@@ -0,0 +1,6 @@
+export interface ValidatorModel {
+    id: string,
+    name: string,
+    description: string,
+    website: string,
+}
\ No newline at end of file