diff --git a/rest_framework/pagination.py b/rest_framework/pagination.py
index 7303890b0..2b20e76af 100644
--- a/rest_framework/pagination.py
+++ b/rest_framework/pagination.py
@@ -239,6 +239,7 @@ class PageNumberPagination(BasePagination):
     def get_paginated_response_schema(self, schema):
         return {
             'type': 'object',
+            'required': ['count', 'results'],
             'properties': {
                 'count': {
                     'type': 'integer',
@@ -411,6 +412,7 @@ class LimitOffsetPagination(BasePagination):
     def get_paginated_response_schema(self, schema):
         return {
             'type': 'object',
+            'required': ['count', 'results'],
             'properties': {
                 'count': {
                     'type': 'integer',
@@ -906,6 +908,7 @@ class CursorPagination(BasePagination):
     def get_paginated_response_schema(self, schema):
         return {
             'type': 'object',
+            'required': ['results'],
             'properties': {
                 'next': {
                     'type': 'string',
diff --git a/tests/test_pagination.py b/tests/test_pagination.py
index d606986ab..090eb0d81 100644
--- a/tests/test_pagination.py
+++ b/tests/test_pagination.py
@@ -274,6 +274,7 @@ class TestPageNumberPagination:
 
         assert self.pagination.get_paginated_response_schema(unpaginated_schema) == {
             'type': 'object',
+            'required': ['count', 'results'],
             'properties': {
                 'count': {
                     'type': 'integer',
@@ -585,6 +586,7 @@ class TestLimitOffset:
 
         assert self.pagination.get_paginated_response_schema(unpaginated_schema) == {
             'type': 'object',
+            'required': ['count', 'results'],
             'properties': {
                 'count': {
                     'type': 'integer',
@@ -937,6 +939,7 @@ class CursorPaginationTestsMixin:
 
         assert self.pagination.get_paginated_response_schema(unpaginated_schema) == {
             'type': 'object',
+            'required': ['results'],
             'properties': {
                 'next': {
                     'type': 'string',