1 files changed, 1 insertions, 1 deletions

diff --git a/coreutils/cat.c b/coreutils/cat.c
index 18a74b81d..181d96a2c 100644
--- a/coreutils/cat.c
+++ b/coreutils/cat.c
@@ -44,7 +44,7 @@ int bb_cat(char **argv)
 }
 
 int cat_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int cat_main(int argc, char **argv)
+int cat_main(int argc ATTRIBUTE_UNUSED, char **argv)
 {
         getopt32(argv, "u");
         argv += optind;