diff --git a/ndn-cxx/Makefile b/ndn-cxx/Makefile
index 25cce24..7e2cdb1 100644
--- a/ndn-cxx/Makefile
+++ b/ndn-cxx/Makefile
@@ -2,13 +2,13 @@
 GIT_URL=https://github.com/named-data/ndn-cxx.git
 
 # Tag name or commit hash for checkout
-GIT_VERSION=ndn-cxx-0.3.4
+GIT_VERSION=ndn-cxx-0.4.0
 
 # Package name
 NAME=ndn-cxx
 
 # Package version
-VERSION=0.3.4
+VERSION=0.4.0
 
 # PPA version
 PPA_VERSION=1