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-rw-r--r--sysdeps/generic/updwtmp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/generic/updwtmp.c b/sysdeps/generic/updwtmp.c
index 5ab7ce6acc..2bd5b7b330 100644
--- a/sysdeps/generic/updwtmp.c
+++ b/sysdeps/generic/updwtmp.c
@@ -28,7 +28,7 @@
 void
 __updwtmp (const char *wtmp_file, const struct utmp *utmp)
 {
-  file_name = TRANSFORM_UTMP_FILE_NAME (wtmp_file);
+  const char *file_name = TRANSFORM_UTMP_FILE_NAME (wtmp_file);
 
   (*__libc_utmp_file_functions.updwtmp) (file_name, utmp);
 }