diff --git a/usr.sbin/ctld/conf.cc b/usr.sbin/ctld/conf.cc
index ab76f8e2ed0..56a149a58a2 100644
--- a/usr.sbin/ctld/conf.cc
+++ b/usr.sbin/ctld/conf.cc
@@ -466,7 +466,7 @@ parse_conf(const char *path)
 	bool parsed;
 	try {
 		parsed = yyparse_conf(fp.get());
-	} catch (std::bad_alloc) {
+	} catch (std::bad_alloc &) {
 		log_warnx("failed to allocate memory parsing %s", path);
 		return (false);
 	} catch (...) {
diff --git a/usr.sbin/ctld/uclparse.cc b/usr.sbin/ctld/uclparse.cc
index cb3b0a17cd7..8a62636ffec 100644
--- a/usr.sbin/ctld/uclparse.cc
+++ b/usr.sbin/ctld/uclparse.cc
@@ -1418,7 +1418,7 @@ uclparse_conf(const char *path)
 	bool parsed;
 	try {
 		parsed = uclparse_toplevel(top);
-	} catch (std::bad_alloc) {
+	} catch (std::bad_alloc &) {
 		log_warnx("failed to allocate memory parsing %s", path);
 		parsed = false;
 	} catch (...) {