diff --git a/Lib/string.py b/Lib/string.py
index 863d64e..fd9cc99 100644
--- a/Lib/string.py
+++ b/Lib/string.py
@@ -105,7 +105,6 @@
 class Template:
     """A string class for supporting $-substitutions."""
     __metaclass__ = _TemplateMetaclass
-    __slots__ = ['template']
 
     delimiter = r'\$'
     idpattern = r'[_a-z][_a-z0-9]*'