diff --git a/Sources/Earthquake Network/Models/Commands/EQNUserDefaultsCommand.swift b/Sources/Earthquake Network/Models/Commands/EQNUserDefaultsCommand.swift
index f3981ff..fa5ce49 100644
--- a/Sources/Earthquake Network/Models/Commands/EQNUserDefaultsCommand.swift	
+++ b/Sources/Earthquake Network/Models/Commands/EQNUserDefaultsCommand.swift	
@@ -55,6 +55,9 @@ public class EQNUserDefaultsCommand: EQNCommandProtocol {
             EQNUserData.shared.saveLastLocation(lastLocation)
         }
         
+        // resettiamo il Firebase token in modo da ri-eseguire la procedura di registrazione corretta
+        EQNUserData.shared.saveFirebaseToken(nil)
+        
         UserDefaults.standard.set(true, forKey: EQNUserDefaultMigrationV5_3)
     }
 }