1 files changed, 4 insertions, 0 deletions
diff --git a/lib/ssluse.c b/lib/ssluse.c
index 815289df7..593f23857 100644
--- a/lib/ssluse.c
+++ b/lib/ssluse.c
@@ -859,6 +859,10 @@ static int Curl_ASN1_UTCTIME_output(struct connectdata *conn,
   int year=0,month=0,day=0,hour=0,minute=0,second=0;
   struct SessionHandle *data = conn->data;
 
+#ifdef CURL_DISABLE_VERBOSE_STRINGS
+  (void)prefix;
+#endif
+
   if(!data->set.verbose)
     return 0;