diff --git a/.config/sysctl.conf b/.config/sysctl.conf
index a84b8bb..96e2c2a 100644
--- a/.config/sysctl.conf
+++ b/.config/sysctl.conf
@@ -13,4 +13,7 @@ net.ipv4.tcp_keepalive_probes = 3
 net.ipv4.tcp_syncookies = 1
 net.ipv4.tcp_tw_reuse = 1
 
+vm.dirty_expire_centisecs = 3000
+vm.dirty_writeback_centisecs = 3000
+
 # vim: set ft=cfg: