diff --git a/python/fate/components/core/component_desc/_parameter.py b/python/fate/components/core/component_desc/_parameter.py
index 12803c0ab4..7300292db9 100644
--- a/python/fate/components/core/component_desc/_parameter.py
+++ b/python/fate/components/core/component_desc/_parameter.py
@@ -24,7 +24,8 @@ def merge(self, p: "ParameterDescribe"):
             raise ComponentParameterDuplicateError(
                 f"parameter {p.name} declare multiple times with different optional: `{self.optional}` vs `{p.optional}`"
             )
-        if str(self.type) != str(p.type) or self.type.__dict__ != p.type.__dict__:
+        # if str(self.type) != str(p.type) or self.type.__dict__ != p.type.__dict__:
+        if str(self.type) != str(p.type):
             raise ComponentParameterDuplicateError(
                 f"parameter {p.name} declare multiple times with different type: `{self.type}({self.type.__dict__})` vs `{self.type}({self.type.__dict__})`"
             )