diff --git a/squashfs_utils/mksquashfsimage.sh b/squashfs_utils/mksquashfsimage.sh
index 05ca4e0..5f45a64 100755
--- a/squashfs_utils/mksquashfsimage.sh
+++ b/squashfs_utils/mksquashfsimage.sh
@@ -5,7 +5,7 @@
 function usage() {
 cat<<EOT
 Usage:
-${0##*/} SRC_DIR OUTPUT_FILE [-s] [-m MOUNT_POINT] [-d PRODUCT_OUT] [-C FS_CONFIG ] [-c FILE_CONTEXTS] [-B BLOCK_MAP_FILE] [-b BLOCK_SIZE] [-z COMPRESSOR] [-zo COMPRESSOR_OPT]
+${0##*/} SRC_DIR OUTPUT_FILE [-s] [-m MOUNT_POINT] [-d PRODUCT_OUT] [-C FS_CONFIG ] [-c FILE_CONTEXTS] [-B BLOCK_MAP_FILE] [-b BLOCK_SIZE] [-z COMPRESSOR] [-zo COMPRESSOR_OPT] [-a ]
 EOT
 }
 
@@ -79,6 +79,12 @@
     shift; shift
 fi
 
+DISABLE_4K_ALIGN=false
+if [[ "$1" == "-a" ]]; then
+    DISABLE_4K_ALIGN=true
+    shift;
+fi
+
 OPT=""
 if [ -n "$MOUNT_POINT" ]; then
   OPT="$OPT -mount-point $MOUNT_POINT"
@@ -98,6 +104,9 @@
 if [ -n "$BLOCK_SIZE" ]; then
   OPT="$OPT -b $BLOCK_SIZE"
 fi
+if [ "$DISABLE_4K_ALIGN" = true ]; then
+  OPT="$OPT -disable-4k-align"
+fi
 
 MAKE_SQUASHFS_CMD="mksquashfs $SRC_DIR/ $OUTPUT_FILE -no-progress -comp $COMPRESSOR $COMPRESSOR_OPT -no-exports -noappend -no-recovery -no-fragments -no-duplicates -android-fs-config $OPT"
 echo $MAKE_SQUASHFS_CMD