diff --git a/ninja/main.py b/ninja/main.py
index 5902e2759..321e992ee 100644
--- a/ninja/main.py
+++ b/ninja/main.py
@@ -406,10 +406,9 @@ def _get_urls(self) -> List[Union[URLResolver, URLPattern]]:
         result.append(get_root_url(self))
         return result
 
-    @property
-    def root_path(self) -> str:
+    def get_root_path(self, path_params: DictStrAny) -> str:
         name = f"{self.urls_namespace}:api-root"
-        return reverse(name)
+        return reverse(name, kwargs=path_params)
 
     def create_response(
         self,
@@ -441,9 +440,14 @@ def create_temporal_response(self, request: HttpRequest) -> HttpResponse:
     def get_content_type(self) -> str:
         return "{}; charset={}".format(self.renderer.media_type, self.renderer.charset)
 
-    def get_openapi_schema(self, path_prefix: Optional[str] = None) -> OpenAPISchema:
+    def get_openapi_schema(
+        self,
+        *,
+        path_prefix: Optional[str] = None,
+        path_params: Optional[DictStrAny] = None,
+    ) -> OpenAPISchema:
         if path_prefix is None:
-            path_prefix = self.root_path
+            path_prefix = self.get_root_path(path_params or {})
         return get_schema(api=self, path_prefix=path_prefix)
 
     def get_openapi_operation_id(self, operation: "Operation") -> str:
diff --git a/ninja/openapi/docs.py b/ninja/openapi/docs.py
index cc02b0703..596885d7a 100644
--- a/ninja/openapi/docs.py
+++ b/ninja/openapi/docs.py
@@ -1,7 +1,7 @@
 import json
 import os
 from abc import ABC, abstractmethod
-from typing import TYPE_CHECKING, Optional
+from typing import TYPE_CHECKING, Any, Optional
 
 from django.conf import settings
 from django.http import HttpRequest, HttpResponse
@@ -20,11 +20,13 @@
 
 class DocsBase(ABC):
     @abstractmethod
-    def render_page(self, request: HttpRequest, api: "NinjaAPI") -> HttpResponse:
+    def render_page(
+        self, request: HttpRequest, api: "NinjaAPI", **kwargs: Any
+    ) -> HttpResponse:
         pass  # pragma: no cover
 
-    def get_openapi_url(self, api: "NinjaAPI") -> str:
-        return reverse(f"{api.urls_namespace}:openapi-json")
+    def get_openapi_url(self, api: "NinjaAPI", path_params: DictStrAny) -> str:
+        return reverse(f"{api.urls_namespace}:openapi-json", kwargs=path_params)
 
 
 class Swagger(DocsBase):
@@ -41,8 +43,10 @@ def __init__(self, settings: Optional[DictStrAny] = None):
         if settings:
             self.settings.update(settings)
 
-    def render_page(self, request: HttpRequest, api: "NinjaAPI") -> HttpResponse:
-        self.settings["url"] = self.get_openapi_url(api)
+    def render_page(
+        self, request: HttpRequest, api: "NinjaAPI", **kwargs: Any
+    ) -> HttpResponse:
+        self.settings["url"] = self.get_openapi_url(api, kwargs)
         context = {
             "swagger_settings": json.dumps(self.settings, indent=1),
             "api": api,
@@ -62,10 +66,12 @@ def __init__(self, settings: Optional[DictStrAny] = None):
         if settings:
             self.settings.update(settings)
 
-    def render_page(self, request: HttpRequest, api: "NinjaAPI") -> HttpResponse:
+    def render_page(
+        self, request: HttpRequest, api: "NinjaAPI", **kwargs: Any
+    ) -> HttpResponse:
         context = {
             "redoc_settings": json.dumps(self.settings, indent=1),
-            "openapi_json_url": self.get_openapi_url(api),
+            "openapi_json_url": self.get_openapi_url(api, kwargs),
             "api": api,
         }
         return render_template(request, self.template, self.template_cdn, context)
diff --git a/ninja/openapi/views.py b/ninja/openapi/views.py
index f9f70fff6..d2c6660f5 100644
--- a/ninja/openapi/views.py
+++ b/ninja/openapi/views.py
@@ -1,4 +1,4 @@
-from typing import TYPE_CHECKING, NoReturn
+from typing import TYPE_CHECKING, Any, NoReturn
 
 from django.http import Http404, HttpRequest, HttpResponse
 
@@ -10,17 +10,17 @@
     from ninja import NinjaAPI  # pragma: no cover
 
 
-def default_home(request: HttpRequest, api: "NinjaAPI") -> NoReturn:
+def default_home(request: HttpRequest, api: "NinjaAPI", **kwargs: Any) -> NoReturn:
     "This view is mainly needed to determine the full path for API operations"
     docs_url = f"{request.path}{api.docs_url}".replace("//", "/")
     raise Http404(f"docs_url = {docs_url}")
 
 
-def openapi_json(request: HttpRequest, api: "NinjaAPI") -> HttpResponse:
-    schema = api.get_openapi_schema()
+def openapi_json(request: HttpRequest, api: "NinjaAPI", **kwargs: Any) -> HttpResponse:
+    schema = api.get_openapi_schema(path_params=kwargs)
     return Response(schema)
 
 
-def openapi_view(request: HttpRequest, api: "NinjaAPI") -> HttpResponse:
+def openapi_view(request: HttpRequest, api: "NinjaAPI", **kwargs: Any) -> HttpResponse:
     docs: DocsBase = api.docs
-    return docs.render_page(request, api)
+    return docs.render_page(request, api, **kwargs)
diff --git a/tests/test_docs/test_path.py b/tests/test_docs/test_path.py
index 853465264..6f33e7c17 100644
--- a/tests/test_docs/test_path.py
+++ b/tests/test_docs/test_path.py
@@ -28,7 +28,7 @@ def test_examples():
 
         response = client.get("/events/2020/1/1")
         assert response.json() == {"date": "2020-01-01"}
-        schema = api.get_openapi_schema("")
+        schema = api.get_openapi_schema(path_prefix="")
         events_params = schema["paths"]["/events/{year}/{month}/{day}"]["get"][
             "parameters"
         ]
diff --git a/tests/test_docs/test_query.py b/tests/test_docs/test_query.py
index 5c313ac74..f2a109fe0 100644
--- a/tests/test_docs/test_query.py
+++ b/tests/test_docs/test_query.py
@@ -98,7 +98,7 @@ def test_examples():
             }
         }
 
-        schema = api.get_openapi_schema("")
+        schema = api.get_openapi_schema(path_prefix="")
         params = schema["paths"]["/filter"]["get"]["parameters"]
         # print(params)
         assert params == [