diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7e3f983..4c75fc2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,7 +41,7 @@ message(STATUS "Enabled languages: ${languages}")
 
 project(optimized_transducer ${languages})
 
-set(OT_VERSION "1.3")
+set(OT_VERSION "1.4")
 
 set(ALLOWABLE_BUILD_TYPES Debug Release RelWithDebInfo MinSizeRel)
 set(DEFAULT_BUILD_TYPE "Release")