diff --git a/CMakeLists.txt b/CMakeLists.txt
index 35a46e2f..ae562b30 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,7 +18,7 @@ cmake_minimum_required(VERSION 3.14)
 # ----------------------------------------
 
 # define project and version
-set(PORTS_OF_CALL_VERSION 1.5.2)
+set(PORTS_OF_CALL_VERSION 1.6.0)
 project(ports-of-call VERSION ${PORTS_OF_CALL_VERSION})
 
 # CMAKE WARMUP