diff --git a/examples/nettle-benchmark.c b/examples/nettle-benchmark.c
index a40688b53d620a88aedb5007082479e796c5c767..e4463ae0fe3245a667b045883b0ff86e71cb0b6e 100644
--- a/examples/nettle-benchmark.c
+++ b/examples/nettle-benchmark.c
@@ -306,7 +306,7 @@ time_cipher(const struct nettle_cipher *cipher)
 #endif
 
 int
-main(int argc UNUSED, char **argv UNUSED)
+main(int argc, char **argv)
 {
   unsigned i;
   int c;