diff --git a/.ebextensions/11-efs.config b/.ebextensions/11-efs.config
index 898d2af..9e3e7f8 100644
--- a/.ebextensions/11-efs.config
+++ b/.ebextensions/11-efs.config
@@ -6,10 +6,12 @@
 #
 # commands:
 #   "01":
-#     command: mkdir /mnt/efs
+#     command: mkdir -p /mnt/efs
 #     test: test ! -d /mnt/efs
 #   "02":
-#     command: mountpoint -q /mnt/efs || mount -t efs -o tls fs-01234567:/ /mnt/efs
+#     command: grep -q /mnt/efs /etc/fstab || echo "fs-01234567:/ /mnt/efs efs tls,_netdev" >> /etc/fstab
 #   "03":
+#     command: mountpoint -q /mnt/efs || mount /mnt/efs
+#   "04":
 #     command: ln -s /mnt/efs/etc/letsencrypt /etc/letsencrypt
 #     test: test ! -h /etc/letsencrypt