diff --git a/pyproject.toml b/pyproject.toml
index e832d40..ff52ec1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "django-quanttide"
-version = "0.1.0-beta.3"
+version = "0.1.0-beta.4"
 description = "量潮Django SDK"
 authors = ["QuantTide Inc. <opensource@quanttide.com>"]
 license = "Apache 2.0"
@@ -15,8 +15,7 @@ packages = [{include = "django_quanttide"}]
 python = "^3.8"
 Django = ">=3.1"
 djangorestframework = ">=3.0"
-
-[tool.poetry.dependencies.polymorphic]
+# 多态模型
 django-polymorphic = "^3.1.0"
 django-rest-polymorphic = "^0.1.10"