One more missing void was hiding here

1 files changed, 2 insertions, 2 deletions

diff --git a/src/lib/libcrypto/x509/x509_issuer_cache.c b/src/lib/libcrypto/x509/x509_issuer_cache.c
index 87220459b3..0251cac285 100644
--- a/src/lib/libcrypto/x509/x509_issuer_cache.c
+++ b/src/lib/libcrypto/x509/x509_issuer_cache.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: x509_issuer_cache.c,v 1.5 2023/12/30 18:06:59 tb Exp $ */
+/* $OpenBSD: x509_issuer_cache.c,v 1.6 2023/12/30 18:22:52 tb Exp $ */
 /*
  * Copyright (c) 2020 Bob Beck <beck@openbsd.org>
  *
@@ -79,7 +79,7 @@ x509_issuer_cache_set_max(size_t max)
  * be called with x509_issuer_tree_mutex held.
  */
 void
-x509_issuer_cache_free_oldest()
+x509_issuer_cache_free_oldest(void)
 {
         struct x509_issuer *old;