diff --git a/Lib/re.py b/Lib/re.py
index 1dcf4a7..92e4e4c 100644
--- a/Lib/re.py
+++ b/Lib/re.py
@@ -207,8 +207,8 @@
 
 def purge():
     "Clear the regular expression caches"
-    _compile_typed.clear()
-    _compile_repl.clear()
+    _compile_typed.cache_clear()
+    _compile_repl.cache_clear()
 
 def template(pattern, flags=0):
     "Compile a template pattern, returning a pattern object"