diff --git a/Projects/AthDataQuality/CMakeLists.txt b/Projects/AthDataQuality/CMakeLists.txt
index 69d278c0814e79fca21b7621a2f37c4a7ff34e13..5106635935320af46572e71f445b5630afacaad2 100644
--- a/Projects/AthDataQuality/CMakeLists.txt
+++ b/Projects/AthDataQuality/CMakeLists.txt
@@ -8,7 +8,7 @@ project( AthDataQuality VERSION ${_version} LANGUAGES CXX )
 unset( _version )
 
 # Set the version of tdaq-common to use for the build:
-set( TDAQ-COMMON_VERSION "04-02-00" CACHE STRING
+set( TDAQ-COMMON_VERSION "04-02-01" CACHE STRING
    "The version of tdaq-common to use for the build" )
 set( TDAQ-COMMON_ATROOT
    "$ENV{TDAQ_RELEASE_BASE}/tdaq-common/tdaq-common-${TDAQ-COMMON_VERSION}"
diff --git a/Projects/Athena/CMakeLists.txt b/Projects/Athena/CMakeLists.txt
index ed2c6c43c8671086367448bd9693d8b4e4d40e78..7ebc708d1a567c7a5fbcd541d4103cadb0f25d9d 100644
--- a/Projects/Athena/CMakeLists.txt
+++ b/Projects/Athena/CMakeLists.txt
@@ -31,9 +31,9 @@ if( LCG_NIGHTLY )
     set( TDAQ_VERSION "99-00-00" CACHE STRING
        "The version of tdaq to use for the build" )
 else()
-    set( TDAQ-COMMON_VERSION "04-02-00" CACHE STRING
+    set( TDAQ-COMMON_VERSION "04-02-01" CACHE STRING
        "The version of tdaq-common to use for the build" )
-    set( TDAQ_VERSION "09-02-00" CACHE STRING
+    set( TDAQ_VERSION "09-02-01" CACHE STRING
        "The version of tdaq to use for the build" )
 endif()