diff --git a/GPW_Data/licenzeGPW.cs b/GPW_Data/licenzeGPW.cs
index 29ea034..130f79a 100644
--- a/GPW_Data/licenzeGPW.cs
+++ b/GPW_Data/licenzeGPW.cs
@@ -38,15 +38,15 @@ namespace GPW_data
         #region Protected Properties
 
         /// <summary>
-        /// Durata cache statica locale dati licenza, random tra 2/3 h
+        /// Durata cache statica locale dati licenza, random circa 1 h
         /// </summary>
         protected static int LicCacheTTL
         {
             get
             {
                 Random rndGen = new Random();
-                int minVal = 120;
-                int maxVal = 180;
+                int minVal = 50;
+                int maxVal = 70;
                 return rndGen.Next(minVal, maxVal) * 60;
             }
         }