diff --git a/e2fsprogs/ext2fs/swapfs.c b/e2fsprogs/ext2fs/swapfs.c
index 0c01806..2fca3cf 100644
--- a/e2fsprogs/ext2fs/swapfs.c
+++ b/e2fsprogs/ext2fs/swapfs.c
@@ -1,3 +1,4 @@
+/* vi: set sw=4 ts=4: */
 /*
  * swapfs.c --- swap ext2 filesystem data structures
  *