diff --git a/src/main/java/org/gcube/portal/threadlocalexec/SmartGearsPortalValve.java b/src/main/java/org/gcube/portal/threadlocalexec/SmartGearsPortalValve.java
index 300f7cc..2782a46 100644
--- a/src/main/java/org/gcube/portal/threadlocalexec/SmartGearsPortalValve.java
+++ b/src/main/java/org/gcube/portal/threadlocalexec/SmartGearsPortalValve.java
@@ -30,7 +30,7 @@ import com.liferay.portal.service.UserLocalServiceUtil;
 public class SmartGearsPortalValve extends ValveBase  {
 	private static final Logger _log = LoggerFactory.getLogger(SmartGearsPortalValve.class);
 	private final static String DEFAULT_ROLE = "OrganizationMember";
-
+	private final static String LIFERAY_POLLER_CONTEXT = "poller/receive";
 
 
 	@Override
@@ -41,19 +41,20 @@ public class SmartGearsPortalValve extends ValveBase  {
 		//_log.trace("SmartGearsPortalValve SecurityTokenProvider and AuthorizationProvider reset OK");
 		if (req instanceof HttpServletRequest) {
 			HttpServletRequest request =  (HttpServletRequest) req;
-			PortalContext context = PortalContext.getConfiguration();
-
-			String scope = context.getCurrentScope(request);
-			String username = getCurrentUsername(request);
-			if (scope != null && username != null) {
-				try {
-					String userToken = getAuthorizationToken(username, scope);
-					SecurityTokenProvider.instance.set(userToken);
-				} catch (Exception e) {
-					_log.error("Something went wrong in generating token for " + username + " in scope " + scope);
-					e.printStackTrace();
+			if (!req.getRequestURL().toString().endsWith(LIFERAY_POLLER_CONTEXT)) { //avoid calling gCube auth service for liferay internal poller
+				PortalContext context = PortalContext.getConfiguration();
+				String scope = context.getCurrentScope(request);
+				String username = getCurrentUsername(request);
+				if (scope != null && username != null) {
+					try {
+						String userToken = getAuthorizationToken(username, scope);
+						SecurityTokenProvider.instance.set(userToken);
+					} catch (Exception e) {
+						_log.error("Something went wrong in generating token for " + username + " in scope " + scope);
+						e.printStackTrace();
+					}
+					//_log.trace("Security token set OK for " + username + " in scope " + scope);
 				}
-				//_log.trace("Security token set OK for " + username + " in scope " + scope);
 			}
 		}
 		getNext().invoke(req, resp);
@@ -72,7 +73,7 @@ public class SmartGearsPortalValve extends ValveBase  {
 		String token = authorizationService().generateUserToken(new UserInfo(username, userRoles), scope);
 		return token;
 	}
-	
+
 	/**
 	 * 
 	 * @param httpServletRequest the httpServletRequest object