diff --git a/mongodb/mongodb.d.ts b/mongodb/mongodb.d.ts
index 84d0098e7..2fc3f0227 100644
--- a/mongodb/mongodb.d.ts
+++ b/mongodb/mongodb.d.ts
@@ -527,6 +527,7 @@ declare module "mongodb" {
   export interface MongoCollectionOptions {
     safe?: any;
     serializeFunctions?: any;
+    strict?: boolean;
     raw?: boolean;
     pkFactory?: any;
     readPreference?: string;