diff --git a/src/main/java/org/gcube/portlet/user/my_vres/client/MyVREs.java b/src/main/java/org/gcube/portlet/user/my_vres/client/MyVREs.java
index d50ebca..d9d4c39 100644
--- a/src/main/java/org/gcube/portlet/user/my_vres/client/MyVREs.java
+++ b/src/main/java/org/gcube/portlet/user/my_vres/client/MyVREs.java
@@ -21,6 +21,7 @@ public class MyVREs implements EntryPoint {
 	public static final String GET_CONTEXT_PARAMETER = "scope";
 	public static final String GET_CLIENT_ID_PARAMETER = "client_id";
 	public static final String GET_CLIENT_SECRET_PARAMETER = "client_secret";
+	public static final String GET_RESPONSE_TYPE_PARAMETER = "response_type";
 	
 	public static final String GET_AUTH_TOKEN_PARAMETER = "code";
 
@@ -53,7 +54,10 @@ public class MyVREs implements EntryPoint {
 				@Override
 				public void onSuccess(AuthorizationBean result) {
 					if (result.isSuccess()) {						
-						Location.assign(params.redirectURI+"?"+GET_AUTH_TOKEN_PARAMETER+"="+result.getOAuth2TemporaryCode()+"&"+GET_STATE_PARAMETER+"="+result.getState());
+						Location.assign(params.redirectURI+"?"
+								+GET_AUTH_TOKEN_PARAMETER+"="+result.getOAuth2TemporaryCode()+"&"
+								+GET_STATE_PARAMETER+"="+result.getState()+"&"
+								+GET_RESPONSE_TYPE_PARAMETER+"=code");
 					} else {
 						HTML message = new HTML("There were issues in managing this request: " + result.getErrorDescription());
 						message.setStyleName("portlet-msg-error");
diff --git a/src/main/java/org/gcube/portlet/user/my_vres/client/widgets/ClickableVRE.java b/src/main/java/org/gcube/portlet/user/my_vres/client/widgets/ClickableVRE.java
index 1660087..6ad4624 100644
--- a/src/main/java/org/gcube/portlet/user/my_vres/client/widgets/ClickableVRE.java
+++ b/src/main/java/org/gcube/portlet/user/my_vres/client/widgets/ClickableVRE.java
@@ -67,7 +67,10 @@ public class ClickableVRE extends HTML {
 						@Override
 						public void onSuccess(AuthorizationBean result) {
 							if (result.isSuccess()) {						
-								Location.assign(params.getRedirectURI()+"?"+MyVREs.GET_AUTH_TOKEN_PARAMETER+"="+result.getOAuth2TemporaryCode()+"&"+MyVREs.GET_STATE_PARAMETER+"="+result.getState());
+								Location.assign(params.getRedirectURI()+"?"
+										+MyVREs.GET_AUTH_TOKEN_PARAMETER+"="+result.getOAuth2TemporaryCode()+"&"
+										+MyVREs.GET_STATE_PARAMETER+"="+result.getState()+"&"
+										+MyVREs.GET_RESPONSE_TYPE_PARAMETER+"=code");;
 							} else {
 								HTML message = new HTML("There were issues in managing this request: " + result.getErrorDescription());
 								message.setStyleName("portlet-msg-error");
diff --git a/src/main/java/org/gcube/portlet/user/my_vres/server/MyVREsServiceImpl.java b/src/main/java/org/gcube/portlet/user/my_vres/server/MyVREsServiceImpl.java
index 79276a0..93345d6 100644
--- a/src/main/java/org/gcube/portlet/user/my_vres/server/MyVREsServiceImpl.java
+++ b/src/main/java/org/gcube/portlet/user/my_vres/server/MyVREsServiceImpl.java
@@ -410,7 +410,7 @@ public class MyVREsServiceImpl extends RemoteServiceServlet implements	MyVREsSer
 			HttpResponse response = httpClient.execute(httpPostRequest);
 			responseCode = response.getStatusLine().getStatusCode();
 			if (responseCode < 200 || responseCode >= 300) {
-				_log.error("failed to patch the product. response status line from "
+				_log.error("error: response status line from "
 						+ fullPath2oAuthService + " was: " + responseCode);
 				return false;				
 			}