diff --git a/requirements/base.txt b/requirements/base.txt
index a3bf50f7..f4a30298 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -59,7 +59,7 @@ click-plugins==1.1.1
     # via celery
 click-repl==0.3.0
     # via celery
-commonground-api-common==2.6.2
+commonground-api-common==2.6.4
     # via open-api-framework
 coreapi==2.3.3
     # via commonground-api-common
@@ -223,7 +223,7 @@ idna==3.7
     # via requests
 inflection==0.5.1
     # via drf-spectacular
-iso-639==0.4.5
+iso639-lang==2.6.0
     # via commonground-api-common
 itypes==1.2.0
     # via coreapi
diff --git a/requirements/ci.txt b/requirements/ci.txt
index ee6f6e3b..ef979307 100644
--- a/requirements/ci.txt
+++ b/requirements/ci.txt
@@ -113,7 +113,7 @@ click-repl==0.3.0
     #   celery
 codecov==2.1.13
     # via -r requirements/test-tools.in
-commonground-api-common==2.6.2
+commonground-api-common==2.6.4
     # via
     #   -c requirements/base.txt
     #   -r requirements/base.txt
@@ -424,7 +424,7 @@ inflection==0.5.1
     #   drf-spectacular
 iniconfig==2.0.0
     # via pytest
-iso-639==0.4.5
+iso639-lang==2.6.0
     # via
     #   -c requirements/base.txt
     #   -r requirements/base.txt
diff --git a/requirements/dev.txt b/requirements/dev.txt
index 441180ce..a7609574 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -141,7 +141,7 @@ codecov==2.1.13
     # via
     #   -c requirements/ci.txt
     #   -r requirements/ci.txt
-commonground-api-common==2.6.2
+commonground-api-common==2.6.4
     # via
     #   -c requirements/ci.txt
     #   -r requirements/ci.txt
@@ -499,7 +499,7 @@ iniconfig==2.0.0
     #   -c requirements/ci.txt
     #   -r requirements/ci.txt
     #   pytest
-iso-639==0.4.5
+iso639-lang==2.6.0
     # via
     #   -c requirements/ci.txt
     #   -r requirements/ci.txt
diff --git a/src/objects/api/v2/views.py b/src/objects/api/v2/views.py
index ab2e4245..40752397 100644
--- a/src/objects/api/v2/views.py
+++ b/src/objects/api/v2/views.py
@@ -14,7 +14,7 @@
 from rest_framework.decorators import action
 from rest_framework.generics import get_object_or_404
 from rest_framework.response import Response
-from vng_api_common.filters import Backend as FilterBackend
+from vng_api_common.filters_backend import Backend as FilterBackend
 from vng_api_common.search import SearchMixin
 
 from objects.core.models import ObjectRecord
diff --git a/src/objects/conf/api.py b/src/objects/conf/api.py
index 3a715a9b..30411899 100644
--- a/src/objects/conf/api.py
+++ b/src/objects/conf/api.py
@@ -4,7 +4,7 @@
 REST_FRAMEWORK = {
     "DEFAULT_RENDERER_CLASSES": ["rest_framework.renderers.JSONRenderer"],
     "DEFAULT_PARSER_CLASSES": ["rest_framework.parsers.JSONParser"],
-    "DEFAULT_FILTER_BACKENDS": ["vng_api_common.filters.Backend"],
+    "DEFAULT_FILTER_BACKENDS": ["vng_api_common.filters_backend.Backend"],
     "DEFAULT_AUTHENTICATION_CLASSES": [
         "objects.token.authentication.TokenAuthentication"
     ],
diff --git a/src/objects/utils/oas_extensions/query.py b/src/objects/utils/oas_extensions/query.py
index b9071dce..75ab7fd1 100644
--- a/src/objects/utils/oas_extensions/query.py
+++ b/src/objects/utils/oas_extensions/query.py
@@ -4,13 +4,13 @@
 from drf_spectacular.plumbing import build_basic_type, build_parameter_type
 from drf_spectacular.types import OpenApiTypes
 from drf_spectacular.utils import OpenApiParameter
-from vng_api_common import filters
+from vng_api_common import filters_backend
 
 from ..filters import ObjectTypeFilter
 
 
 class DjangoFilterExtension(_DjangoFilterExtension):
-    target_class = filters.Backend
+    target_class = filters_backend.Backend
     priority = 1
 
     def resolve_filter_field(