diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4a27524..b8d3f84 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,7 +10,7 @@ cmake_minimum_required (VERSION 3.19 FATAL_ERROR)
 
 find_package(cetmodules 3.16.00 REQUIRED)
 
-project(otsdaq-mu2e-calorimeter VERSION 4.00.00)
+project(otsdaq-mu2e-calorimeter VERSION 4.00.01)
 
 include(CetCMakeEnv)
 cet_cmake_env()