diff --git a/ChangeLog b/ChangeLog
index 2cfdbda958..bdf9d5bd3f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Thu Mar 21 01:03:05 2002  Nobuyoshi Nakada  <nobu.nakada@nifty.ne.jp>
+
+	* ext/configsub.rb: latest autoconf style support.
+
 Wed Mar 20 22:16:25 2002  Usaku Nakamura <usa@ruby-lang.org>
 
 	* mkconfig.rb: close duplicated $stdout before renaming rbconfig.rb.
diff --git a/ext/configsub.rb b/ext/configsub.rb
index 679078ff11..47689d7ec0 100644
--- a/ext/configsub.rb
+++ b/ext/configsub.rb
@@ -12,7 +12,7 @@ BEGIN {
 
   File.foreach($config || "config.status") do |line|
     next if /^#/ =~ line
-    if /^s[%,]@(\w+)@[%,](.*)[%,]g/ =~ line
+    if /^s[%,]@(\w+)@[%,](.*)[%,][g;]/ =~ line
       name = $1
       val = $2 || ""
       next if /^(INSTALL|DEFS|configure_input|srcdir)$/ =~ name