diff --git a/debian/changelog b/debian/changelog
index 8a16af2d..00cd64fe 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+python-botocore (1.5.78-1) UNRELEASED; urgency=medium
+
+  * New upstream version 1.5.78
+
+ -- TANIGUCHI Takaki <takaki@debian.org>  Tue, 04 Jul 2017 15:24:05 +0900
+
 python-botocore (1.5.75-2) unstable; urgency=medium
 
   * debian/patches: Fix errors. (Closes: #866163)