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-rw-r--r--src/common/dns_utils.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/common/dns_utils.cpp b/src/common/dns_utils.cpp
index 1ecdae8ec..33f60bc3c 100644
--- a/src/common/dns_utils.cpp
+++ b/src/common/dns_utils.cpp
@@ -230,7 +230,7 @@ DNSResolver::DNSResolver() : m_data(new DNSResolverData())
if (use_dns_public)
{
for (const auto &ip: dns_public_addr)
- ub_ctx_set_fwd(m_data->m_ub_context, ip.c_str());
+ ub_ctx_set_fwd(m_data->m_ub_context, string_copy(ip.c_str()));
ub_ctx_set_option(m_data->m_ub_context, string_copy("do-udp:"), string_copy("no"));
ub_ctx_set_option(m_data->m_ub_context, string_copy("do-tcp:"), string_copy("yes"));
}