diff --git a/Tools/clinic/clinic.py b/Tools/clinic/clinic.py
index 125604bff97f7c..2e46131d4e336a 100755
--- a/Tools/clinic/clinic.py
+++ b/Tools/clinic/clinic.py
@@ -4326,7 +4326,6 @@ def __init__(self, clinic: Clinic) -> None:
     def reset(self) -> None:
         self.function = None
         self.state = self.state_dsl_start
-        self.parameter_indent = None
         self.keyword_only = False
         self.positional_only = False
         self.group = 0