diff --git a/src/microhttpd/mhd_sockets.h b/src/microhttpd/mhd_sockets.h
index 9ff2e372..d09cc522 100644
--- a/src/microhttpd/mhd_sockets.h
+++ b/src/microhttpd/mhd_sockets.h
@@ -205,7 +205,8 @@ typedef SOCKET MHD_socket;
 #endif
 
 #if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || \
-  defined(MHD_WINSOCK_SOCKETS) || defined(__MACH__) || defined(__sun)
+  defined(MHD_WINSOCK_SOCKETS) || defined(__MACH__) || defined(__sun) || \
+  defined(SOMEBSD)
 /* Most of OSes inherit nonblocking setting from the listen socket */
 #define MHD_ACCEPT_INHERIT_NONBLOCK 1
 #endif