diff --git a/gnupg/gpg-agent.conf b/gnupg/gpg-agent.conf
index 13fc0f4..8c237cd 100644
--- a/gnupg/gpg-agent.conf
+++ b/gnupg/gpg-agent.conf
@@ -9,5 +9,6 @@ no-grab
 pinentry-program /usr/bin/pinentry-gtk-2
 
 # Cache settings
-default-cache-ttl 108000
+default-cache-ttl 600
+max-cache-ttl 108000