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-rw-r--r--src/ical.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/ical.c b/src/ical.c
index d646072..375f3a1 100644
--- a/src/ical.c
+++ b/src/ical.c
@@ -68,7 +68,7 @@ static void ical_export_apoints (FILE *);
static void ical_export_todo (FILE *);
static void ical_export_footer (FILE *);
-static char *ical_recur_type[RECUR_TYPES] =
+static const char *ical_recur_type[RECUR_TYPES] =
{ "", "DAILY", "WEEKLY", "MONTHLY", "YEARLY" };
/* iCal alarm notification. */