diff --git a/e2fsprogs/blkid/cache.c b/e2fsprogs/blkid/cache.c
index 9c9b8c7..57118e1 100644
--- a/e2fsprogs/blkid/cache.c
+++ b/e2fsprogs/blkid/cache.c
@@ -1,3 +1,4 @@
+/* vi: set sw=4 ts=4: */
 /*
  * cache.c - allocation/initialization/free routines for cache
  *