diff --git a/etc/sysctl.d/vm.conf b/etc/sysctl.d/vm.conf
index c77f6ae..ada2ac1 100644
--- a/etc/sysctl.d/vm.conf
+++ b/etc/sysctl.d/vm.conf
@@ -11,3 +11,6 @@ vm.vfs_cache_pressure = 10000
 # Decriase dirty cache to faster flush on disk
 vm.dirty_background_ratio = 5
 vm.dirty_ratio = 10
+
+#
+vm.overcommit_memory = 1