diff --git a/migrations/1673632140730_pox_state_fix.js b/migrations/1673632140730_pox_state_fix.js
new file mode 100644
index 00000000..0f522f2b
--- /dev/null
+++ b/migrations/1673632140730_pox_state_fix.js
@@ -0,0 +1,15 @@
+/** @param { import("node-pg-migrate").MigrationBuilder } pgm */
+exports.up = pgm => {
+
+  pgm.alterColumn('pox_state', 'pox_v1_unlock_height', {
+    type: 'bigint'
+  });
+
+}
+
+/** @param { import("node-pg-migrate").MigrationBuilder } pgm */
+exports.down = pgm => {
+  pgm.alterColumn('pox_state', 'pox_v1_unlock_height', {
+    type: 'integer'
+  });
+}
diff --git a/src/datastore/pg-store.ts b/src/datastore/pg-store.ts
index 7787a8f3..73dc9571 100644
--- a/src/datastore/pg-store.ts
+++ b/src/datastore/pg-store.ts
@@ -351,7 +351,7 @@ export class PgStore {
   }
 
   async getPox1UnlockHeightInternal(sql: PgSqlClient): Promise<FoundOrNot<number>> {
-    const query = await sql<{ pox_v1_unlock_height: number }[]>`
+    const query = await sql<{ pox_v1_unlock_height: string }[]>`
       SELECT pox_v1_unlock_height
       FROM pox_state
       LIMIt 1
@@ -359,7 +359,7 @@ export class PgStore {
     if (query.length === 0) {
       return { found: false };
     }
-    const unlockHeight = query[0].pox_v1_unlock_height;
+    const unlockHeight = parseInt(query[0].pox_v1_unlock_height);
     if (unlockHeight === 0) {
       return { found: false };
     }