diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5e89dec40..f15d7c6f5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -86,8 +86,8 @@ endif()
 
 # The version number.
 set (iqtree_VERSION_MAJOR 2)
-set (iqtree_VERSION_MINOR 4)
-set (iqtree_VERSION_PATCH ".0")
+set (iqtree_VERSION_MINOR 3)
+set (iqtree_VERSION_PATCH ".4.cmaple")
 
 option(BUILD_SHARED_LIBS "Build Shared Libraries" OFF)