1 files changed, 1 insertions, 1 deletions

diff --git a/src/microhttpd/daemon.c b/src/microhttpd/daemon.c
index ea4c0538..f27f0c83 100644
--- a/src/microhttpd/daemon.c
+++ b/src/microhttpd/daemon.c
@@ -3019,7 +3019,7 @@ MHD_start_daemon_va (unsigned int flags,
       daemon->socket_fd = socket_fd;
 
       if ( (0 != (flags & MHD_USE_IPv6)) &&
-           (0 == (flags & MHD_USE_DUAL_STACK)) )
+           (MHD_USE_DUAL_STACK == (flags & MHD_USE_DUAL_STACK)) )
         {
 #ifdef IPPROTO_IPV6
 #ifdef IPV6_V6ONLY