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-rw-r--r--src/net.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/net.cpp b/src/net.cpp
index 5418c3de40..bd9aa1f50f 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -1598,8 +1598,12 @@ bool BindListenPort(const CService &addrBind, string& strError)
// and enable it by default or not. Try to enable it, if possible.
if (addrBind.IsIPv6()) {
#ifdef IPV6_V6ONLY
+#ifdef WIN32
+ setsockopt(hListenSocket, IPPROTO_IPV6, IPV6_V6ONLY, (const char*)&nOne, sizeof(int));
+#else
setsockopt(hListenSocket, IPPROTO_IPV6, IPV6_V6ONLY, (void*)&nOne, sizeof(int));
#endif
+#endif
#ifdef WIN32
int nProtLevel = 10 /* PROTECTION_LEVEL_UNRESTRICTED */;
int nParameterId = 23 /* IPV6_PROTECTION_LEVEl */;