diff --git a/lib/tsetmc_api/day_details/shareholder.py b/lib/tsetmc_api/day_details/shareholder.py
index 8d8b3bf..9737a52 100644
--- a/lib/tsetmc_api/day_details/shareholder.py
+++ b/lib/tsetmc_api/day_details/shareholder.py
@@ -33,6 +33,9 @@ class DayDetailsShareHolderChartRow(BaseModel):
     count: int
     percentage: float
 
+    class Config:
+        arbitrary_types_allowed = True
+
 
 class DayDetailsShareHolderDataRow(BaseModel):
     symbol_id: str
diff --git a/pyproject.toml b/pyproject.toml
index e70e724..59d8c6a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "tsetmc-api"
-version = "5.0.2"
+version = "5.0.3"
 description = "simple package to communicate and crawl data from tsetmc.com (Tehran Stock Exchange Website)"
 license = "MIT"
 repository = "https://github.com/mahs4d/tsetmc-api"