diff --git a/Moonlight/App/Database/Entities/User.cs b/Moonlight/App/Database/Entities/User.cs
index 40f0eae0..e0f45831 100644
--- a/Moonlight/App/Database/Entities/User.cs
+++ b/Moonlight/App/Database/Entities/User.cs
@@ -11,33 +11,41 @@ public class User
     
     [Required]
     [MinLength(3, ErrorMessage = "Invalid first name")]
+    [MaxLength(64, ErrorMessage = "Max lenght reached")]
     public string FirstName { get; set; } = "";
     
     [Required]
     [MinLength(3, ErrorMessage = "Invalid last name")]
+    [MaxLength(64, ErrorMessage = "Max lenght reached")]
     public string LastName { get; set; } = "";
     
     [Required]
     [RegularExpression(@"^((((([a-zA-Z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-zA-Z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-zA-Z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-zA-Z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-zA-Z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-zA-Z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-zA-Z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-zA-Z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-zA-Z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-zA-Z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?)[;]?)+$",
         ErrorMessage = "Must be a valid email")]
+    [MaxLength(128, ErrorMessage = "Max lenght reached")]
     public string Email { get; set; } = "";
     
     public string Password { get; set; } = "";
     
     [Required]
-    [RegularExpression(@"^(?:[A-Z] \d|[^\W\d_]{2,}\.?)(?:[- '’][^\W\d_]+\.?)*\s+[1-9]\d{0,3} ?[a-zA-Z]?(?: ?[/-] ?[1-9]\d{0,3} ?[a-zA-Z]?)?$", ErrorMessage = "Street and house number required")]
+    [RegularExpression(@"^(?:[A-Z] \d|[^\W\d_]{2,}\.?)(?:[- '’][^\W\d_]+\.?)*\s+[1-9]\d{0,3} ?[a-zA-Z]?(?: ?[/-] ?[1-9]\d{0,3} ?[a-zA-Z]?)?$", 
+        ErrorMessage = "Street and house number required")]
+    [MaxLength(128, ErrorMessage = "Max lenght reached")]
     public string Address { get; set; } = "";
     
     [Required]
     [MinLength(3, ErrorMessage = "Invalid city")]
+    [MaxLength(128, ErrorMessage = "Max lenght reached")]
     public string City { get; set; } = "";
     
     [Required]
     [MinLength(3, ErrorMessage = "Invalid state")]
+    [MaxLength(64, ErrorMessage = "Max lenght reached")]
     public string State { get; set; } = "";
     
     [Required]
     [MinLength(3, ErrorMessage = "Invalid country")]
+    [MaxLength(64, ErrorMessage = "Max lenght reached")]
     public string Country { get; set; } = "";
     
     // States
diff --git a/Moonlight/resources/lang/de_de.lang b/Moonlight/resources/lang/de_de.lang
index 37f97fde..4c4a41a5 100644
--- a/Moonlight/resources/lang/de_de.lang
+++ b/Moonlight/resources/lang/de_de.lang
@@ -401,3 +401,4 @@ The City field is required.;The City field is required.
 The State field is required.;The State field is required.
 The Country field is required.;The Country field is required.
 Street and house number requered;Street and house number requered
+Max lenght reached;Max lenght reached