diff --git a/docs/api-guide/permissions.md b/docs/api-guide/permissions.md
index a7ea288f9..ef9ce3abd 100644
--- a/docs/api-guide/permissions.md
+++ b/docs/api-guide/permissions.md
@@ -43,8 +43,8 @@ This will either raise a `PermissionDenied` or `NotAuthenticated` exception, or
 
 For example:
 
-    def get_object(self, pk):
-        obj = get_object_or_404(self.get_queryset(), pk=pk)
+    def get_object(self):
+        obj = get_object_or_404(self.get_queryset(), pk=self.kwargs["pk"])
         self.check_object_permissions(self.request, obj)
         return obj