diff --git a/packages/initramfs/sysutils/busybox-initramfs/scripts/init b/packages/initramfs/sysutils/busybox-initramfs/scripts/init
index b18b6fed64..d2a4edfb74 100755
--- a/packages/initramfs/sysutils/busybox-initramfs/scripts/init
+++ b/packages/initramfs/sysutils/busybox-initramfs/scripts/init
@@ -356,13 +356,13 @@ NBD_DEVS="0"
   mount_disks() {
     progress "Mounting disks"
 
-    mount_part "$boot" "/flash" "ro,noatime"
+    mount_part "$boot" "/flash" "ro,noatime,discard"
 
     if [ -n "$disk" ]; then
       if [ -n "$OVERLAY" ]; then
         OVERLAY_DIR=`cat /sys/class/net/eth0/address | /bin/busybox tr -d :`
 
-        mount_part "$disk" "/storage" "rw,noatime"
+        mount_part "$disk" "/storage" "rw,noatime,discard"
         mkdir -p /storage/$OVERLAY_DIR
         /bin/busybox umount /storage
 
@@ -376,7 +376,7 @@ NBD_DEVS="0"
         fi
       fi
 
-      mount_part "$disk" "/storage" "rw,noatime"
+      mount_part "$disk" "/storage" "rw,noatime,discard"
     fi
   }