diff --git a/CHANGELOG.md b/CHANGELOG.md
index fcd1fef9d..e2505bbd7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@
 
 ## [Unreleased]
 
+## [3.5.0b2] - 2024-04-05
+
 ### Added
 - Added optional keyword arguments to `pybricks.tools.read_input_byte()` for
   automatic conversion via `chr` and to skip to the last byte ([support#1574]).
@@ -864,7 +866,8 @@ Prerelease changes are documented at [support#48].
 
 
 <!-- diff links for headers -->
-[Unreleased]: https://github.com/pybricks/pybricks-micropython/compare/v3.5.0b1...HEAD
+[Unreleased]: https://github.com/pybricks/pybricks-micropython/compare/v3.5.0b2...HEAD
+[3.5.0b2]: https://github.com/pybricks/pybricks-micropython/compare/v3.5.0b1...v3.5.0b2
 [3.5.0b1]: https://github.com/pybricks/pybricks-micropython/compare/v3.4.0...v3.5.0b1
 [3.4.0]: https://github.com/pybricks/pybricks-micropython/compare/v3.4.0b3...v3.4.0
 [3.4.0b3]: https://github.com/pybricks/pybricks-micropython/compare/v3.4.0b2...v3.4.0b3
diff --git a/lib/pbio/include/pbio/version.h b/lib/pbio/include/pbio/version.h
index b50033f8b..a2243c80b 100644
--- a/lib/pbio/include/pbio/version.h
+++ b/lib/pbio/include/pbio/version.h
@@ -26,7 +26,7 @@
 #define PBIO_VERSION_LEVEL_HEX 0xB
 
 /** The current prerelease serial. */
-#define PBIO_VERSION_SERIAL 1
+#define PBIO_VERSION_SERIAL 2
 
 /**
  * The current prerelease level as a string.