diff --git a/riscv-rt/CHANGELOG.md b/riscv-rt/CHANGELOG.md
index 427cfcdd..84967828 100644
--- a/riscv-rt/CHANGELOG.md
+++ b/riscv-rt/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [v0.12.1] - 2024-01-24
+
 ### Added
 
 - Patch in assembly code to avoid spurious errors from LLVM
diff --git a/riscv-rt/Cargo.toml b/riscv-rt/Cargo.toml
index c328eaa4..22046027 100644
--- a/riscv-rt/Cargo.toml
+++ b/riscv-rt/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "riscv-rt"
-version = "0.12.0"
+version = "0.12.1"
 rust-version = "1.60"
 repository = "https://github.com/rust-embedded/riscv"
 authors = ["The RISC-V Team <risc-v@teams.rust-embedded.org>"]