diff --git a/packages/config-service/tests/src/services/loggerService.spec.ts b/packages/config-service/tests/src/services/loggerService.spec.ts
index 428e75979..dc311f687 100644
--- a/packages/config-service/tests/src/services/loggerService.spec.ts
+++ b/packages/config-service/tests/src/services/loggerService.spec.ts
@@ -48,7 +48,7 @@ describe('LoggerService tests', async function () {
 
   it('should be able to return plain information', async () => {
     const envName = 'CHAIN_ID';
-    const res = ConfigService.get(envName) as string | undefined;
+    const res = ConfigService.get(envName);
 
     expect(LoggerService.maskUpEnv(envName, res)).to.equal(`${envName} = ${res}`);
   });