diff --git a/unbound.sh b/unbound.sh
index bdfc982..f838cd0 100755
--- a/unbound.sh
+++ b/unbound.sh
@@ -99,6 +99,4 @@ fi
 
 mkdir -p /opt/unbound/etc/unbound/zones
 
-echo 3 > /proc/sys/vm/drop_caches 2> /dev/null
-
 exec /opt/unbound/sbin/unbound