diff --git a/tools/env/README b/tools/env/README
index 7092513..480a893 100644
--- a/tools/env/README
+++ b/tools/env/README
@@ -59,5 +59,5 @@
 within which bad blocks are skipped, on NOR it is not used.
 
 To prevent losing changes to the environment and to prevent confusing the MTD
-drivers, a lock file at /var/lock/fw_printenv.lock is used to serialize access
+drivers, a lock file at /run/fw_printenv.lock is used to serialize access
 to the environment.