diff --git a/bookstore/src/main/java/com/fjordtek/bookstore/model/auth/User.java b/bookstore/src/main/java/com/fjordtek/bookstore/model/auth/User.java
index 56118fd..511d17c 100644
--- a/bookstore/src/main/java/com/fjordtek/bookstore/model/auth/User.java
+++ b/bookstore/src/main/java/com/fjordtek/bookstore/model/auth/User.java
@@ -83,6 +83,7 @@ public class User {
 			nullable = false,
 			columnDefinition = "NVARCHAR(" + strMax + ")"
 			)
+	@NotBlank
 	private String email;
 
 	@OneToMany(