diff --git a/debian/changelog b/debian/changelog
index b76ffd1f..f4e45d4b 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+python-botocore (0.55.0-1) UNRELEASED; urgency=medium
+
+  * New upstream release
+
+ -- TANIGUCHI Takaki <takaki@debian.org>  Sun, 06 Jul 2014 17:47:06 +0900
+
 python-botocore (0.52.0-1) unstable; urgency=medium
 
   * New upstream release