diff --git a/CHANGELOG.md b/CHANGELOG.md
index c5b5e99..7bb38ff 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## [1.0.0-beta.5] - 2023-12-14
+Version **1.0.0-beta.5** contains one small extension.
+
+### Added
+* Extension of the `braiins.bos.v1.Platform` enumeration with new value for Zynq.
+
 ## [1.0.0-beta.4] - 2023-11-23
 Version **1.0.0-beta.4** contains one new feature and one breaking change.
 
diff --git a/README.md b/README.md
index 54cd873..13346e6 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,8 @@ This repository contains protocol buffers for the new Braiins OS+ Public API, wh
 
 | Public API Version    | BOS+ version |
 |-----------------------|--------------|
-| 1.0.0-beta.4 (latest) | 23.10.1      |
+| 1.0.0-beta.5 (latest) | 23.12        |
+| 1.0.0-beta.4          | 23.10.1      |
 | 1.0.0-beta.3          | 23.10        |
 | 1.0.0-beta.2          | 23.08        |
 | 1.0.0-beta.1          | 23.05        |
diff --git a/proto/bos/v1/miner.proto b/proto/bos/v1/miner.proto
index c9636e4..a61a626 100644
--- a/proto/bos/v1/miner.proto
+++ b/proto/bos/v1/miner.proto
@@ -40,6 +40,7 @@ enum Platform {
   PLATFORM_AM3_AML = 4;
   PLATFORM_STM32MP157C_II1_AM2 = 5;
   PLATFORM_CVITEK_BM1_AM2 = 6;
+  PLATFORM_ZYNQ_BM3_AM2 = 7;
 }
 
 // BOS modes enumeration
diff --git a/proto/bos/version.proto b/proto/bos/version.proto
index a97f649..5549397 100644
--- a/proto/bos/version.proto
+++ b/proto/bos/version.proto
@@ -31,7 +31,7 @@ package braiins.bos;
 // proto3 extensions and proto3 does not allow specifying custom
 // default values. Value follows semver format.
 
-// LATEST_API_VERSION=1.0.0-beta.4
+// LATEST_API_VERSION=1.0.0-beta.5
 message ApiVersion {
   uint64 major = 1;
   uint64 minor = 2;