diff --git a/login/utils/helper.class.ts b/login/utils/helper.class.ts
index f005cfe2..0e4d69a2 100644
--- a/login/utils/helper.class.ts
+++ b/login/utils/helper.class.ts
@@ -51,32 +51,32 @@ export class Session{
 
   //Methods to check roles
   public static isClaimsCurator(user: User): boolean {
-    return user !== null &&
+    return user &&
       user.role.indexOf('urn:geant:openaire.eu:group:Curator+-+Claim#aai.openaire.eu') !== -1;
   }
 
   public static isCommunityCurator(user: User): boolean {
-    return user !== null &&
+    return user &&
       user.role.indexOf('urn:geant:openaire.eu:group:Curator+-+Community#aai.openaire.eu') !== -1;
   }
 
   public static isMonitorCurator(user: User): boolean {
-    return user !== null &&
+    return user &&
       (user.role.indexOf('urn:geant:openaire.eu:group:Expert+-+Funder#aai.openaire.eu') !== -1 || user.role.indexOf('urn:geant:openaire.eu:group:Curator+-+Funder#aai.openaire.eu') !== -1);
   }
 
   public static isPortalAdministrator(user: User): boolean {
-    return user !== null &&
+    return user &&
       user.role.indexOf('urn:geant:openaire.eu:group:Portal+Administrator#aai.openaire.eu') !== -1;
   }
 
   public static isUserManager(user: User): boolean {
-    return user !== null &&
+    return user &&
       user.role.indexOf('urn:geant:openaire.eu:group:User+Manager#aai.openaire.eu') !== -1;
   }
 
   public static isRegisteredUser(user: User): boolean {
-    return user !== null &&
+    return user &&
       user.role.indexOf('urn:geant:openaire.eu:group:Registered+User#aai.openaire.eu') !== -1;
   }