diff --git a/modules/xmlrpc/xmlrpc.c b/modules/xmlrpc/xmlrpc.c
index 16221e93607..98835f9d9b6 100644
--- a/modules/xmlrpc/xmlrpc.c
+++ b/modules/xmlrpc/xmlrpc.c
@@ -24,6 +24,7 @@
 #endif
 #define _XOPEN_SOURCE_EXTENDED 1  /* solaris */
 #define _SVID_SOURCE 1            /* timegm */
+#define _DEFAULT_SOURCE 1         /* _SVID_SOURCE is deprecated */
 
 #include <strings.h>
 #include <time.h>