1 files changed, 14 insertions, 0 deletions
diff --git a/src/wallet.ts b/src/wallet.ts
index a4e1d46f3..5de3906dc 100644
--- a/src/wallet.ts
+++ b/src/wallet.ts
@@ -329,8 +329,22 @@ export interface ConfigRecord {
 }
 
 
+/**
+ * Wallet protocol version spoken with the exchange
+ * and merchant.
+ *
+ * Uses libtool's current:revision:age versioning.
+ */
 export const WALLET_PROTOCOL_VERSION = "0:0:0";
 
+/**
+ * Current database version, should be incremented
+ * each time we do incompatible schema changes on the database.
+ * In the future we might consider adding migration functions for
+ * each version increment.
+ */
+export const WALLET_DB_VERSION = 18;
+
 const builtinCurrencies: CurrencyRecord[] = [
   {
     auditors: [