diff --git a/ChangeLog b/ChangeLog
index 502fe516ac..1b2439f8e5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Mar 25 19:30:25 2002  WATANABE Hirofumi  <eban@ruby-lang.org>
+
+	* ext/extmk.rb.in (arg_config): get rid of single quotes
+	  for autoconf 2.53.
+
 Mon Mar 25 17:49:41 2002  Nobuyoshi Nakada  <nobu.nakada@nifty.ne.jp>
 
 	* regex.c (mbc_startpos_func): VC6 seems to be unable to
diff --git a/ext/extmk.rb.in b/ext/extmk.rb.in
index 7e1a1b2fb2..21166059b2 100644
--- a/ext/extmk.rb.in
+++ b/ext/extmk.rb.in
@@ -297,6 +297,7 @@ def arg_config(config, default=nil)
       args << " " << ENV["CONFIGURE_ARGS"]
     end
     for arg in args.split
+      arg.gsub! /^'|'$/, ''
       next unless /^--/ =~ arg
       arg, val = arg.split('=', 2)
       $configure_args[arg] = val || true