diff --git a/CHANGELOG.md b/CHANGELOG.md
index fd1823b..5166f1e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@ All notable changes to this project will be documented in this file.
 
 This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+# 0.6.3
+
+#### New Features
+
+- `SingleRegisterAccess`: Support reporting unavailable regs [\#107](https://github.com/daniel5151/gdbstub/pull/107) ([ptosi](https://github.com/ptosi))
+
 # 0.6.2
 
 #### New Protocol Extensions
diff --git a/Cargo.toml b/Cargo.toml
index fece67a..af1bb73 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "gdbstub"
 description = "An implementation of the GDB Remote Serial Protocol in Rust"
 authors = ["Daniel Prilik <danielprilik@gmail.com>"]
-version = "0.6.2"
+version = "0.6.3"
 license = "MIT OR Apache-2.0"
 edition = "2018"
 readme = "README.md"
diff --git a/gdbstub_arch/CHANGELOG.md b/gdbstub_arch/CHANGELOG.md
index 7bddb4d..ae6d63f 100644
--- a/gdbstub_arch/CHANGELOG.md
+++ b/gdbstub_arch/CHANGELOG.md
@@ -2,6 +2,10 @@ All notable changes to this project will be documented in this file.
 
 This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+# 0.2.4
+
+- Add support for AArch64 [\#109](https://github.com/daniel5151/gdbstub/pull/109) ([ptosi](https://github.com/ptosi))
+
 # 0.2.3
 
 - Fix missing reg_id mapping in `Armv4t` (24 => Fps)
@@ -12,7 +16,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 
 # 0.2.1
 
-- Removed all remaining instances of `SingleStepGdbBehavior::Unknown` [\#62](https://github.com/daniel5151/gdbstub/pull/95) ([bet4it](https://github.com/bet4it))
+- Removed all remaining instances of `SingleStepGdbBehavior::Unknown` [\#95](https://github.com/daniel5151/gdbstub/pull/95) ([bet4it](https://github.com/bet4it))
 
 # 0.2.0
 
diff --git a/gdbstub_arch/Cargo.toml b/gdbstub_arch/Cargo.toml
index a216187..56fec5c 100644
--- a/gdbstub_arch/Cargo.toml
+++ b/gdbstub_arch/Cargo.toml
@@ -2,7 +2,7 @@
 name = "gdbstub_arch"
 description = "Implementations of `gdbstub::arch::Arch` for various architectures."
 authors = ["Daniel Prilik <danielprilik@gmail.com>"]
-version = "0.2.3"
+version = "0.2.4"
 license = "MIT OR Apache-2.0"
 edition = "2018"
 readme = "README.md"