1 files changed, 1 insertions, 1 deletions
diff --git a/src/message.c b/src/message.c
index b0b13dfd4a..47143281fa 100644
--- a/src/message.c
+++ b/src/message.c
@@ -1064,7 +1064,7 @@ void msg_outnum(long n)
 {
   char_u buf[20];
 
-  sprintf((char *)buf, "%ld", n);
+  sprintf((char *)buf, "%" PRId64, (int64_t)n);
   msg_puts(buf);
 }