diff --git a/ports/cpp/CMakeLists.txt b/ports/cpp/CMakeLists.txt
index 35466b9..30dac87 100644
--- a/ports/cpp/CMakeLists.txt
+++ b/ports/cpp/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.7)
-project(antlr4-c3 VERSION 1.1.0)
+project(antlr4-c3 VERSION 2.0.0)
 
 option(ANTLR4C3_DEVELOPER "Enable ${PROJECT_NAME} developer mode" OFF)