diff --git a/common/cmd_jffs2.c b/common/cmd_jffs2.c
index 372ccb2..6799cca 100644
--- a/common/cmd_jffs2.c
+++ b/common/cmd_jffs2.c
@@ -406,8 +406,6 @@
 		part->offset = 0x00000000;
 #endif
 
-		part->sector_size = get_part_sector_size(id, part);
-
 		part->dev = current_mtd_dev;
 		INIT_LIST_HEAD(&part->link);
 
@@ -415,6 +413,8 @@
 		if (part->size == SIZE_REMAINING)
 			part->size = id->size - part->offset;
 
+		part->sector_size = get_part_sector_size(id, part);
+
 		DEBUGF("part  : name = %s, size = 0x%08lx, offset = 0x%08lx\n",
 				part->name, part->size, part->offset);