diff --git a/ChangeLog b/ChangeLog
index c0f59a26..f51c4951 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,7 @@
 Changes in 1.4.12-stable:
  o Try to contain degree of failure when running on a win32 version so heavily firewalled that we can't fake a socketpair.
  o Fix an obscure timing-dependent, allocator-dependent crash in the evdns code.
+ o Use __VA_ARGS__ syntax for varargs macros in event_rpcgen when compiler is not GCC.
 
 Changes in 1.4.11-stable:
  o Fix a bug when removing a timeout from the heap. [Patch from Marko Kreen]
diff --git a/event_rpcgen.py b/event_rpcgen.py
index 0c1b29ec..5503ff8a 100755
--- a/event_rpcgen.py
+++ b/event_rpcgen.py
@@ -1318,10 +1318,17 @@ def HeaderPreamble(name):
 
     pre += (
         '#define EVTAG_HAS(msg, member) ((msg)->member##_set == 1)\n'
+        '#ifdef __GNUC__\n'
         '#define EVTAG_ASSIGN(msg, member, args...) '
         '(*(msg)->base->member##_assign)(msg, ## args)\n'
         '#define EVTAG_GET(msg, member, args...) '
         '(*(msg)->base->member##_get)(msg, ## args)\n'
+        '#else\n'
+        '#define EVTAG_ASSIGN(msg, member, ...) '
+        '(*(msg)->base->member##_assign)(msg, ## __VA_ARGS__)\n'
+        '#define EVTAG_GET(msg, member, ...) '
+        '(*(msg)->base->member##_get)(msg, ## __VA_ARGS__)\n'
+        '#endif\n'
         '#define EVTAG_ADD(msg, member) (*(msg)->base->member##_add)(msg)\n'
         '#define EVTAG_LEN(msg, member) ((msg)->member##_length)\n'
         )