diff --git a/src/main/java/org/gcube/portlets/admin/authportletmanager/server/AuthServiceImpl.java b/src/main/java/org/gcube/portlets/admin/authportletmanager/server/AuthServiceImpl.java
index 16cdca6..893290c 100644
--- a/src/main/java/org/gcube/portlets/admin/authportletmanager/server/AuthServiceImpl.java
+++ b/src/main/java/org/gcube/portlets/admin/authportletmanager/server/AuthServiceImpl.java
@@ -438,11 +438,11 @@ implements AuthManagerService {
 				logger.debug("policy translate:"+policy.getCallerTypeAsString());
 				if (policy.getCallerTypeAsString().equalsIgnoreCase(TypeCaller.user.toString())){
 					logger.debug("add policy with user");
-					policies.add(new User2ServicePolicy(context, service, Users.one(policy.getCallerAsString()), access  ));
+					policies.add(new User2ServicePolicy(context, service, Users.one(policy.getCallerAsString().trim()), access  ));
 				}
 				else if (policy.getCallerTypeAsString().equalsIgnoreCase(TypeCaller.role.toString())){
 					logger.debug("add policy with role");
-					policies.add(new User2ServicePolicy(context, service, Roles.one(policy.getCallerAsString()), access  ));
+					policies.add(new User2ServicePolicy(context, service, Roles.one(policy.getCallerAsString().trim()), access  ));
 				}
 				else if (policy.getCallerTypeAsString().equalsIgnoreCase(TypeCaller.service.toString())){
 					logger.debug("add policy with service");
diff --git a/src/main/java/org/gcube/portlets/admin/authportletmanager/shared/PolicyAuth.java b/src/main/java/org/gcube/portlets/admin/authportletmanager/shared/PolicyAuth.java
index 45aa09e..59f1e5c 100644
--- a/src/main/java/org/gcube/portlets/admin/authportletmanager/shared/PolicyAuth.java
+++ b/src/main/java/org/gcube/portlets/admin/authportletmanager/shared/PolicyAuth.java
@@ -199,7 +199,7 @@ public class PolicyAuth implements Serializable  {
 		int count =0;
 		for (Caller caller:this.caller){
 			if (!caller.getCallerName().equals("ALL")){
-				callerNameString[count]=caller.getCallerName();
+				callerNameString[count]=caller.getCallerName().trim();
 			
 				count++;
 			}