diff --git a/packages/db-mongodb/src/connect.ts b/packages/db-mongodb/src/connect.ts
index c499cb369a..8f227a4c9b 100644
--- a/packages/db-mongodb/src/connect.ts
+++ b/packages/db-mongodb/src/connect.ts
@@ -50,7 +50,7 @@ export const connect: Connect = async function connect(this: MongooseAdapter, pa
 
     const client = this.connection.getClient()
 
-    if (!client.options.replicaSet || this.transactionOptions === false) {
+    if (!client.options.replicaSet) {
       this.transactionOptions = false
       this.beginTransaction = undefined
     }
diff --git a/packages/db-mongodb/src/index.ts b/packages/db-mongodb/src/index.ts
index f801d26b84..2119ef2345 100644
--- a/packages/db-mongodb/src/index.ts
+++ b/packages/db-mongodb/src/index.ts
@@ -93,18 +93,13 @@ export function mongooseAdapter({
   connectOptions,
   disableIndexHints = false,
   migrationDir: migrationDirArg,
-  transactionOptions,
+  transactionOptions = {},
   url,
 }: Args): MongooseAdapterResult {
   function adapter({ payload }: { payload: Payload }) {
     const migrationDir = findMigrationDir(migrationDirArg)
-    let beginTransactionFunction = beginTransaction
     mongoose.set('strictQuery', false)
 
-    if (transactionOptions === false) {
-      beginTransactionFunction = () => null
-    }
-
     return createDatabaseAdapter<MongooseAdapter>({
       name: 'mongoose',
 
@@ -122,7 +117,7 @@ export function mongooseAdapter({
       versions: {},
 
       // DatabaseAdapter
-      beginTransaction: beginTransactionFunction,
+      beginTransaction: transactionOptions ? beginTransaction : undefined,
       commitTransaction,
       connect,
       create,