1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/iswitchb.el b/lisp/iswitchb.el
index 9b124848b18..bda0ce4fddc 100644
--- a/lisp/iswitchb.el
+++ b/lisp/iswitchb.el
@@ -315,7 +315,7 @@ enabled if this variable is configured to a non-nil value."
   :require 'recentf
   :set (function
         (lambda (sym value)
-          (recentf-mode value)
+          (if value (recentf-mode 1))
           (set sym value)))
   :group 'iswitchb)