diff --git a/plover_plugins_manager/requests.py b/plover_plugins_manager/requests.py
index e0f3998..4f9f1f1 100644
--- a/plover_plugins_manager/requests.py
+++ b/plover_plugins_manager/requests.py
@@ -18,7 +18,7 @@ def __init__(self):
         super().__init__(cache_name=CACHE_NAME,
                          backend='sqlite',
                          expire_after=600)
-        self.remove_expired_responses()
+        self.cache.delete(expired=True)
 
 
 class CachedFuturesSession(FuturesSession):