diff --git a/CMakeLists.txt b/CMakeLists.txt
index d64ab90345c2cedc537d576290254cb7d8d775d3..fc565aa4ea57286754eed31ab8dc2b182438d5c9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,7 +11,7 @@
 
 cmake_minimum_required(VERSION 3.15)
 
-project(Run2Support VERSION 2.0
+project(Run2Support VERSION 2.1
         LANGUAGES CXX)
 
 # Enable testing with CTest/CDash
diff --git a/ReleaseNotes/release_notes_template.md b/ReleaseNotes/release_notes_template.md
index e2b7d531c03c6f1ba2dd577b008de851a13ee067..87d6a0c6031afc8b80aac1a9c990a5843974e8fd 100644
--- a/ReleaseNotes/release_notes_template.md
+++ b/ReleaseNotes/release_notes_template.md
@@ -6,6 +6,7 @@
     'MC checking', 'Monitoring', 'Luminosity',
     'Core', 'Conditions', 'Utilities',
     'Simulation',  'Tuples', 'Accelerators',
+    'Detector',
     'Geant4',
     'Fast Simulations', 
     'Flavour tagging',
diff --git a/ReleaseNotes/v2r1.md b/ReleaseNotes/v2r1.md
new file mode 100644
index 0000000000000000000000000000000000000000..b57b3d1137e5fb9d12247087e0574e2857163861
--- /dev/null
+++ b/ReleaseNotes/v2r1.md
@@ -0,0 +1,22 @@
+2022-03-25 Run2Support v2r1
+===
+
+This version uses 
+LHCb [v53r6](../../../../LHCb/-/tags/v53r6),
+Gaudi [v36r4](../../../../Gaudi/-/tags/v36r4) and
+LCG [101](http://lcginfo.cern.ch/release/101/) with ROOT 6.24.06.
+
+This version is released on `master` branch.
+Built relative to Run2Support [v2r0](../../tags/v2r0), with the following changes:
+
+
+### Code cleanups and changes to tests ~modernisation ~cleanup ~testing
+
+- ~Calo | Adapted to changes in the Calo coming from the move to DD4hep, !17 (@sponce)
+- ~"Event model" | Moved CircleTraj and BrokenLineTraj from LHCb to Run2support, !18 (@sponce)
+- ~"Event model" | Follow changes in LHCb!3150, !16 (@graven)
+- ~Detector | Remove methods in DeOTDetector and DeSTDetector that use LHCbIDs, !21 (@decianm)
+- ~Detector | Missing includes to complete changes from LHCb to Run2Support for VeloDet and STDet no longer in Run3, !20 (@mimazure)
+- ~Build | Add missing find_package to private dependencies, !23 (@rmatev)
+
+
diff --git a/cmake/Run2SupportDependencies.cmake b/cmake/Run2SupportDependencies.cmake
index 4b79e68108b224c2e6512ba97b3111bb61979518..25bdb38b5afdb0fc71c0a94f26e9280ebb62c743 100644
--- a/cmake/Run2SupportDependencies.cmake
+++ b/cmake/Run2SupportDependencies.cmake
@@ -22,7 +22,7 @@ if(NOT COMMAND lhcb_find_package)
 endif()
 
 # -- Public dependencies
-lhcb_find_package(LHCb 53.0 REQUIRED)
+lhcb_find_package(LHCb 53.6 REQUIRED)
 
 find_package(Boost REQUIRED container headers)
 find_package(VDT REQUIRED)