diff --git a/CMakeLists.txt b/CMakeLists.txt
index 139d4fd5d..8f71cedce 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,7 +8,7 @@ include(EthPolicy)
 eth_policy()
 
 # project name and version should be set after cmake_policy CMP0048
-set(PROJECT_VERSION "0.4.17")
+set(PROJECT_VERSION "0.4.18")
 project(solidity VERSION ${PROJECT_VERSION})
 
 option(SOLC_LINK_STATIC "Link solc executable statically on supported platforms" OFF)
diff --git a/Changelog.md b/Changelog.md
index bdd6ac468..3d185ccb1 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -1,3 +1,9 @@
+### 0.4.18 (unreleased)
+
+Features:
+
+Bugfixes:
+
 ### 0.4.17 (2017-09-21)
 
 Features: