diff --git a/CHANGELOG b/CHANGELOG
index 5b7bd82f..db8bf1a8 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,5 +1,5 @@
 
-Development version (next release)
+Version 0.4.0
 - Now using the Claduc C++11 interface to OpenCL
 - Added plain C API for increased compatibility (clblast_c.h)
 - Re-organized tuner infrastructure and added JSON output
diff --git a/CMakeLists.txt b/CMakeLists.txt
index cce99b49..c9a398a7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,7 +13,7 @@
 cmake_minimum_required(VERSION 2.8.10)
 project("clblast" C CXX)
 set(clblast_VERSION_MAJOR 0)
-set(clblast_VERSION_MINOR 3)
+set(clblast_VERSION_MINOR 4)
 set(clblast_VERSION_PATCH 0)
 
 # Options and their default values