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-rw-r--r--isisd/isis_main.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/isisd/isis_main.c b/isisd/isis_main.c
index 64905d30..cd94780f 100644
--- a/isisd/isis_main.c
+++ b/isisd/isis_main.c
@@ -96,7 +96,7 @@ int daemon_mode = 0;
struct thread_master *master;
/* Process ID saved for use by init system */
-char *pid_file = PATH_ISISD_PID;
+const char *pid_file = PATH_ISISD_PID;
/* for reload */
char _cwd[MAXPATHLEN];