diff --git a/src/middleware/warp.ts b/src/middleware/warp.ts
index d8d63c5..8f7b603 100644
--- a/src/middleware/warp.ts
+++ b/src/middleware/warp.ts
@@ -42,6 +42,7 @@ const warp = WarpFactory.forMainnet(
   new SqliteContractCache(
     {
       ...defaultCacheOptions,
+      inMemory: false,
       dbLocation: `./cache/warp/sqlite/state`,
     },
     {