diff --git a/src/main/java/org/gcube/common/authorization/client/proxy/DefaultAuthorizationProxy.java b/src/main/java/org/gcube/common/authorization/client/proxy/DefaultAuthorizationProxy.java
index 22ce263..0f9dc39 100644
--- a/src/main/java/org/gcube/common/authorization/client/proxy/DefaultAuthorizationProxy.java
+++ b/src/main/java/org/gcube/common/authorization/client/proxy/DefaultAuthorizationProxy.java
@@ -221,10 +221,10 @@ public class DefaultAuthorizationProxy implements AuthorizationProxy {
 		AuthorizationEndpoint endpoint = getEndpoint(infrastructureHashFromToken);
 		
 		if (cache.containsKey(realToken) && cache.get(realToken).isValid(endpoint.getClientCacheValidity())){
-			log.trace("valid entry found in cache for token {}, returning it",String.format("%s********",realToken.substring(0, token.length()-8)));
+			log.trace("valid entry found in cache for token {}, returning it",String.format("%s********",realToken.substring(0, realToken.length()-8)));
 			return cache.get(realToken).getEntry();
 		} else
-			log.trace("invalid entry found in cache for token {}, contacting auth service",String.format("%s********",token.substring(0, token.length()-8)));
+			log.trace("invalid entry found in cache for token {}, contacting auth service",String.format("%s********",realToken.substring(0, realToken.length()-8)));
 		
 		final String methodPath = "/token/";