diff --git a/ChangeLog b/ChangeLog
index 1d6f1cd299..e846e7abae 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Fri Mar 22 13:51:11 2002  Akinori MUSHA  <knu@iDaemons.org>
+
+	* ext/bigfloat/.cvsignore, ext/bigfloat/MANIFEST: BigFloat 1.1.8
+	  has been imported.  Add .cvsignore and MANIFEST.
+
 Thu Mar 21 01:11:37 2002  Usaku Nakamura <usa@ruby-lang.org>
 
 	* win32/Makefile.sub (config.status): fix install path (prefix).
diff --git a/ext/bigfloat/.cvsignore b/ext/bigfloat/.cvsignore
new file mode 100644
index 0000000000..fc802ff1c2
--- /dev/null
+++ b/ext/bigfloat/.cvsignore
@@ -0,0 +1,2 @@
+Makefile
+mkmf.log
diff --git a/ext/bigfloat/MANIFEST b/ext/bigfloat/MANIFEST
new file mode 100644
index 0000000000..b73a3f7d53
--- /dev/null
+++ b/ext/bigfloat/MANIFEST
@@ -0,0 +1,5 @@
+MANIFEST
+bigfloat.c
+bigfloat.h
+depend
+extconf.rb