diff --git a/CMakeLists.txt b/CMakeLists.txt
index b3c8aa2ba6de4fa29f4f72481f43245c31df8e12..947f6142b4b83b63c35acbb8b24a4daf79253ca3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,7 +11,7 @@
 cmake_minimum_required(VERSION 3.15)
 option(CMAKE_EXPORT_COMPILE_COMMANDS "Enable/Disable output of compile_commands.json" ON)
 
-project(LHCb VERSION 56.4
+project(LHCb VERSION 56.5
         LANGUAGES CXX)
 
 # Enable testing with CTest/CDash
diff --git a/ReleaseNotes/v56r5.md b/ReleaseNotes/v56r5.md
new file mode 100644
index 0000000000000000000000000000000000000000..a80060745d869de2c3df2b3f200f3b0a96f59829
--- /dev/null
+++ b/ReleaseNotes/v56r5.md
@@ -0,0 +1,46 @@
+2025-03-17 LHCb v56r5
+===
+
+This version uses
+Gaudi [v39r3](../../../../Gaudi/-/tags/v39r3),
+Detector [v2r5](../../../../Detector/-/tags/v2r5) and
+LCG [105c](http://lcginfo.cern.ch/release/105c/) with ROOT 6.30.08.
+
+This version is released on the `master` branch.
+Built relative to LHCb [v56r4](/../../tags/v56r4), with the following changes:
+
+### New features ~"new feature"
+
+- ~FT ~Simulation | Support for FT spillover sim, !4583 (@zexu)
+
+
+### Fixes ~"bug fix" ~workaround
+
+- ~Simulation | Fix to a wrong initial value in MuonChamberGrid, !4936 (@satta)
+- Deprecation warning fix in test_iohelper.py, !4974 (@pkopciew)
+
+
+### Enhancements ~enhancement
+
+
+
+### Code cleanups and changes to tests ~modernisation ~cleanup ~testing
+
+
+
+### Documentation ~Documentation
+
+
+### Other
+
+- ~RICH | Add utility types for RICH Quadrants, !4945 (@jonrob)
+- Fixed instabilities in output order in test rootiomixertoomuch, !4975 (@sponce) [#387]
+- Replace range::v3 with std::ranges, !4971 (@graven)
+- RawEvent: Minor cleanup in exception throwing, !4965 (@jonrob)
+- Update References for: LHCb!4959 based on lhcb-master-mr/12752, !4964 (@pkopciew)
+- RawEvent: Throw exception instead of assert on null bank pointer, !4963 (@jonrob)
+- Add missing dependency of GaudiConf pytest, !4962 (@clemenci)
+- Pyconf - Add option to control histogram string width in printout, !4959 (@jonrob)
+- Fix to 24.02.25 crash of lhcb-stack setup, !4958 (@pkopciew)
+- Add generic accessors for MCVertices, !4948 (@ldufour)
+- QMT to Pytest migration in LHCb, !4773 (@pkopciew)