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-rw-r--r--src/tail.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/tail.c b/src/tail.c
index a2ea79aea..f6ade24b2 100644
--- a/src/tail.c
+++ b/src/tail.c
@@ -163,7 +163,7 @@ static uintmax_t max_n_unchanged_stats_between_opens =
DEFAULT_MAX_N_UNCHANGED_STATS_BETWEEN_OPENS;
/* The name this program was run with. */
-char *program_name;
+char const *program_name;
/* The process ID of the process (presumably on the current host)
that is writing to all followed files. */