diff --git a/ChangeLog b/ChangeLog
index aa43d9e6c6..3a0074b686 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Jan  3 11:36:51 2007  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* io.c (ruby_dup): start GC on ENOMEM as well.
+
 Tue Jan  2 10:29:54 2007  Eric Hodel  <drbrain@segment7.net>
 
 	* ext/zlib/zlib.c: fix to compile on YARV
diff --git a/io.c b/io.c
index 639f40b068..9e8710897c 100644
--- a/io.c
+++ b/io.c
@@ -363,7 +363,7 @@ ruby_dup(int orig)
 
     fd = dup(orig);
     if (fd < 0) {
-	if (errno == EMFILE || errno == ENFILE) {
+	if (errno == EMFILE || errno == ENFILE || errno == ENOMEM) {
 	    rb_gc();
 	    fd = dup(orig);
 	}