diff --git a/etc/security/limits.conf b/etc/security/limits.conf
index e362333..75ae14a 100644
--- a/etc/security/limits.conf
+++ b/etc/security/limits.conf
@@ -53,7 +53,7 @@
 root            soft    nproc           65535
 root            hard    nproc           65535
 root            soft    nofile          65535
-root            hard    nofile          unlimited
+root            hard    nofile          1048576
 
 www-data        soft    nproc           10240
 www-data        hard    nproc           65535
@@ -73,12 +73,12 @@ www-data        hard    nofile          1048576
 deploy          soft    nproc           65535
 deploy          hard    nproc           unlimited
 deploy          soft    nofile          65535
-deploy          hard    nofile          unlimited
+deploy          hard    nofile          1048576
 
 creme           soft    nproc           65535
 creme           hard    nproc           unlimited
 creme           soft    nofile          65535
-creme           hard    nofile          unlimited
+creme           hard    nofile          1048576
 
 #*               soft    core            0
 #root            hard    core            100000