diff --git a/test/types/document.test.ts b/test/types/document.test.ts
index 28b4355e878..88397983a60 100644
--- a/test/types/document.test.ts
+++ b/test/types/document.test.ts
@@ -183,6 +183,6 @@ function m0_0aDocument() {
   /*                           Document-Methods-tests                           */
   /* -------------------------------------------------------------------------- */
 
-  expectType<ReturnType<M0_0aAutoTypedSchemaType['methods']['instanceFn']>>(AutoTypeModelInstance.instanceFn());
+  expectType<ReturnType<M0_0aAutoTypedSchemaType['methods']['instanceFn']>>(new AutoTypedModel().instanceFn());
 
 }
\ No newline at end of file
diff --git a/test/types/schema.test.ts b/test/types/schema.test.ts
index b372d25cc79..83f6f471972 100644
--- a/test/types/schema.test.ts
+++ b/test/types/schema.test.ts
@@ -1,4 +1,4 @@
-import { Schema, Document, SchemaDefinition, Model, Types, InferSchemaType, SchemaType, Query } from 'mongoose';
+import { Schema, Document, SchemaDefinition, Model, Types, InferSchemaType, SchemaType, Query, HydratedDocument } from 'mongoose';
 import { expectType, expectError, expectAssignable } from 'tsd';
 
 enum Genre {
@@ -445,7 +445,7 @@ export function autoTypedSchema() {
     },
     methods: {
       instanceFn() {
-        expectAssignable<Document<any, any, M0_0aAutoTypedSchemaType['schema']>>(this);
+        expectType<HydratedDocument<M0_0aAutoTypedSchemaType['schema']>>(this);
         return 'Returned from DocumentInstanceFn' as const;
       }
     },
diff --git a/types/schemaoptions.d.ts b/types/schemaoptions.d.ts
index d33f628dc35..66ce9739cd7 100644
--- a/types/schemaoptions.d.ts
+++ b/types/schemaoptions.d.ts
@@ -11,7 +11,7 @@ declare module 'mongoose' {
   type TypeKeyBaseType = string;
 
   type DefaultTypeKey = 'type';
-  interface SchemaOptions<PathTypeKey extends TypeKeyBaseType = DefaultTypeKey, DocType = unknown, InstanceMethods = {}, QueryHelpers = {}, StaticMethods = {}> {
+  interface SchemaOptions<PathTypeKey extends TypeKeyBaseType = DefaultTypeKey, DocType = unknown, InstanceMethods = {}, QueryHelpers = {}, StaticMethods = {}, virtuals = {}> {
     /**
      * By default, Mongoose's init() function creates all the indexes defined in your model's schema by
      * calling Model.createIndexes() after you successfully connect to MongoDB. If you want to disable
@@ -192,12 +192,12 @@ declare module 'mongoose' {
     /**
      * Model Statics methods.
      */
-    statics?: Record<any, <T extends Model<DocType>>(this: T, ...args: any) => unknown> | StaticMethods,
+    statics?: Record<any, (this: Model<DocType>, ...args: any) => unknown> | StaticMethods,
 
     /**
      * Document instance methods.
      */
-    methods?: Record<any, <T extends Document<any, any, DocType>>(this: T, ...args: any) => unknown> | InstanceMethods,
+    methods?: Record<any, (this: HydratedDocument<DocType>, ...args: any) => unknown> | InstanceMethods,
 
     /**
      * Query helper functions