diff --git a/backend/api/Database/Models/UserInfo.cs b/backend/api/Database/Models/UserInfo.cs
index 556c60ec0..10f14f741 100644
--- a/backend/api/Database/Models/UserInfo.cs
+++ b/backend/api/Database/Models/UserInfo.cs
@@ -10,8 +10,6 @@ public class UserInfo
         [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
         public string Id { get; set; }
         [Required]
-        public string Username { get; set; }
-        [Required]
         public string Oid { get; set; }
     }
 }
diff --git a/backend/api/Services/UserInfoServices.cs b/backend/api/Services/UserInfoServices.cs
index e0fa02433..64320cc91 100644
--- a/backend/api/Services/UserInfoServices.cs
+++ b/backend/api/Services/UserInfoServices.cs
@@ -82,22 +82,19 @@ public async Task<UserInfo> Update(UserInfo userInfo)
         {
             if (httpContextAccessor.HttpContext == null)
                 throw new HttpRequestException("User Info can only be requested in authenticated HTTP requests.");
-            var claims = httpContextAccessor.HttpContext.GetRequestedClaims();
 
-            var objectIdClaim = claims.FirstOrDefault(c => c.Type == "oid");
-            if (objectIdClaim is null)
+            string? objectId = httpContextAccessor.HttpContext.GetUserObjectId();
+            if (objectId is null)
             {
                 logger.LogWarning("User objectId is null so it will not be added to the database.");
                 return null;
             }
-            var userInfo = await ReadByOid(objectIdClaim.Value);
+            var userInfo = await ReadByOid(objectId);
             if (userInfo is null)
             {
-                var preferredUsernameClaim = claims.FirstOrDefault(c => c.Type == "preferred_username");
                 var newUserInfo = new UserInfo
                 {
-                    Username = preferredUsernameClaim!.Value,
-                    Oid = objectIdClaim.Value
+                    Oid = objectId
                 };
                 userInfo = await Create(newUserInfo);
             }
diff --git a/backend/api/Utilities/HttpContextExtensions.cs b/backend/api/Utilities/HttpContextExtensions.cs
index 4d5f8bc2e..4ecb5933f 100644
--- a/backend/api/Utilities/HttpContextExtensions.cs
+++ b/backend/api/Utilities/HttpContextExtensions.cs
@@ -34,5 +34,13 @@ public static List<string> GetRequestedRoleNames(this HttpContext client)
             var jwtSecurityToken = handler.ReadJwtToken(accessTokenBase64);
             return jwtSecurityToken.Claims.ToList();
         }
+
+        public static string? GetUserObjectId(this HttpContext client)
+        {
+            var claims = client.GetRequestedClaims();
+            var objectIdClaim = claims.FirstOrDefault(c => c.Type == "oid");
+            if (objectIdClaim is null) { return null; }
+            return objectIdClaim.Value;
+        }
     }
 }