diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3be29cb..a4065df 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.16)
 
 # project definition
 project(bkcrack
-    VERSION 1.3.3
+    VERSION 1.3.4
     DESCRIPTION "Crack legacy zip encryption with Biham and Kocher's known plaintext attack."
     HOMEPAGE_URL "https://github.com/kimci86/bkcrack"
     LANGUAGES CXX)