diff --git a/gnus b/gnus
index 15fb5ef..bad875f 100644
--- a/gnus
+++ b/gnus
@@ -251,7 +251,7 @@
                                      ("^nnir" t)
                                      ("^nnmaildir" t)
                                      ("INBOX$" t))
-      gnus-registry-max-entries nil
+      gnus-registry-max-entries 40000
       gnus-registry-track-extra '(sender subject recipient)
       gnus-registry-cache-file (expand-file-name "gnus.registry.eioioi"
                                                  emacs-d))