diff --git a/bsmd.database/CREW.cs b/bsmd.database/CREW.cs
index f2262bd5..77827024 100644
--- a/bsmd.database/CREW.cs
+++ b/bsmd.database/CREW.cs
@@ -305,6 +305,9 @@ namespace bsmd.database
                     violations.Add(RuleEngine.CreateViolation(ValidationCode.IMPLAUSIBLE, "Gender set to unknown", null, this.Title, this.Identifier, this.Tablename));
             }
 
+            if ((this.CrewMemberDateOfBirth.HasValue) && (this.CrewMemberDateOfBirth.Value > DateTime.Today))
+                violations.Add(RuleEngine.CreateViolation(ValidationCode.TIME_IMPLAUSIBLE, "Date of birth is in the future", null, this.Title, this.Identifier, this.Tablename));
+
         }
 
         #endregion