diff --git a/pandas/core/computation/expr.py b/pandas/core/computation/expr.py
index f8c8e6d87ff13..7aaafc8edab87 100644
--- a/pandas/core/computation/expr.py
+++ b/pandas/core/computation/expr.py
@@ -550,7 +550,7 @@ def visit_Num(self, node, **kwargs) -> Term:
         return self.const_type(node.n, self.env)
 
     def visit_Constant(self, node, **kwargs) -> Term:
-        return self.const_type(node.n, self.env)
+        return self.const_type(node.value, self.env)
 
     def visit_Str(self, node, **kwargs):
         name = self.env.add_tmp(node.s)