diff --git a/src/models/Member.ts b/src/models/Member.ts
index 36f277d..2b33d8b 100644
--- a/src/models/Member.ts
+++ b/src/models/Member.ts
@@ -33,7 +33,7 @@ const Member: Schema = new Schema({
     t3TemporaryExpiration: {
       date: Date,
       processed: Boolean,
-      previousTier: 1,
+      previousTier: Number,
     },
   },
   x509: String,