diff --git a/CMakeLists.txt b/CMakeLists.txt
index 19bb1aa7cf71d84891221cf05e707177d9d01c80..64d0304925ea5933ad6c437a9d25f25d9dbaccbb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,7 +11,7 @@
 
 cmake_minimum_required(VERSION 3.15)
 
-project(Rec VERSION 36.12.3
+project(Rec VERSION 36.12.4
         LANGUAGES CXX)
 
 # Enable testing with CTest/CDash
diff --git a/ReleaseNotes/v36r12p4.md b/ReleaseNotes/v36r12p4.md
new file mode 100644
index 0000000000000000000000000000000000000000..95065bfe4c09f09a6e0d412874c9cd0bb2e9ed00
--- /dev/null
+++ b/ReleaseNotes/v36r12p4.md
@@ -0,0 +1,35 @@
+2025-01-22 Rec v36r12p4
+===
+
+This version uses
+Lbcom [v35r12p2](../../../../Lbcom/-/tags/v35r12p2),
+LHCb [v55r12p2](../../../../LHCb/-/tags/v55r12p2),
+Detector [v1r36](../../../../Detector/-/tags/v1r36),
+Gaudi [v38r1](../../../../Gaudi/-/tags/v38r1) and
+LCG [105a](http://lcginfo.cern.ch/release/105a/) with ROOT 6.30.04.
+
+This version is released on the `v36r12p3-patches` branch.
+Built relative to Rec [v36r12p3](/../../tags/v36r12p3), with the following changes:
+
+### New features ~"new feature"
+
+
+
+### Fixes ~"bug fix" ~workaround
+
+
+
+### Enhancements ~enhancement
+
+
+
+### Code cleanups and changes to tests ~modernisation ~cleanup ~testing
+
+
+
+### Documentation ~Documentation
+
+
+### Other
+
+- Merge branch 'decianm-AdditionalMuonHitsForMatching' into 'v36r12p3-patches', !4208 (@msaur)