diff --git a/ChangeLog b/ChangeLog
index f79099a86b..c9939d9165 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Mon Dec  6 17:49:30 2004  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* eval.c (run_trap_eval): add prototype for Microsoft compiler.
+
 Mon Dec  6 17:32:38 2004  Tanaka Akira  <akr@m17n.org>
 
 	* rubyio.h, intern.h, io.c, file.c, process.c, ext/socket/socket.c,
diff --git a/eval.c b/eval.c
index 54a37e473f..896e549b62 100644
--- a/eval.c
+++ b/eval.c
@@ -9684,6 +9684,7 @@ thread_reset_raised()
 
 static void rb_thread_ready _((rb_thread_t));
 
+static VALUE run_trap_eval _((VALUE));
 static VALUE
 run_trap_eval(arg)
     VALUE arg;