diff --git a/src/app/pages/curator/curator.component.html b/src/app/pages/curator/curator.component.html
index cd6e554..e0ec6ea 100644
--- a/src/app/pages/curator/curator.component.html
+++ b/src/app/pages/curator/curator.component.html
@@ -45,6 +45,9 @@
               </button>
             </div>
           </div>
+          <div class="uk-margin-small-top uk-text-warning">
+            Maximum photo resolution is 256x256 pixels.
+          </div>
         </td>
       </tr>
       <tr *ngIf="curator.bio != null">
diff --git a/src/app/pages/curator/curator.component.ts b/src/app/pages/curator/curator.component.ts
index 7fe25a0..19aa0e1 100644
--- a/src/app/pages/curator/curator.component.ts
+++ b/src/app/pages/curator/curator.component.ts
@@ -29,6 +29,7 @@ export class CuratorComponent implements OnInit {
   public properties: EnvProperties = null;
 
   private file: File = null;
+  private maxsize: number = 200*1024;
   private enabled = true;
   private deletePhoto =false;
 
@@ -165,6 +166,9 @@ export class CuratorComponent implements OnInit {
       if (this.file.type !== 'image/png' && this.file.type !== 'image/jpeg') {
         this.handleUpdateError('You must choose a file with type: image/png or image/jpeg!', null);
         this.file = null;
+      } else if (this.file.size > this.maxsize) {
+        this.handleUpdateError("File exceeds size's limit! Maximum resolution is 256x256 pixels.", null);
+        this.file = null;
       } else {
         this.updateErrorMessage = '';
         const reader = new FileReader();
diff --git a/src/assets/env-properties.json b/src/assets/env-properties.json
index f7f6287..063fd82 100644
--- a/src/assets/env-properties.json
+++ b/src/assets/env-properties.json
@@ -31,10 +31,10 @@
   "h2020Guidlines" : "https://www.openaire.eu/oa-publications/h2020/open-access-in-horizon-2020",
   "ercGuidlines" : "http://erc.europa.eu/sites/default/files/document/file/ERC_Open_Access_Guidelines-revised_2014.pdf",
   "helpdesk" : "https://www.openaire.eu/support/helpdesk",
-  "uploadService" : "http://mpagasas.di.uoa.gr:8000/upload",
-  "downloadUrl" : "http://mpagasas.di.uoa.gr:8000/download",
-  "deleteUrl" : "http://mpagasas.di.uoa.gr:8000/delete",
-  "tinyUrl": "http://mpagasas.di.uoa.gr:8000/tiny?url=",
+  "uploadService" : "http://mpagasas.di.uoa.gr:8001/upload",
+  "downloadUrl" : "http://mpagasas.di.uoa.gr:8001/download",
+  "deleteUrl" : "http://mpagasas.di.uoa.gr:8001/delete",
+  "tinyUrl": "http://mpagasas.di.uoa.gr:8001/tiny?url=",
 
   "vocabulariesAPI" :"https://beta.services.openaire.eu/provision/mvc/vocabularies/",