diff --git a/CHANGELOG.md b/CHANGELOG.md
index b1f0116..439c62c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## v0.3.1 (2023-10-14)
+
+- Bump MSRV to 1.63.0
+- Add `Master::sync_reference_clock_to` (PR #46)
+
 ## v0.3.0 (2023-04-05)
 
 - Bump MSRV to 1.58.1 and bindgen to 0.63 (PR #42)
diff --git a/README.md b/README.md
index 0955dd5..ca01811 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ Bindings have been pregenerated for revision `c022ddbcf254` - if you activate
 the feature `pregenerated-bindings`, you don't need the master code to build,
 but the kernel modules must match that revision.
 
-The minimum tested Rust version is 1.58.1.
+The minimum tested Rust version is 1.63.0.
 
 # Licensing
 
diff --git a/ethercat-sys/Cargo.toml b/ethercat-sys/Cargo.toml
index 51e1d6c..d2ad1fc 100644
--- a/ethercat-sys/Cargo.toml
+++ b/ethercat-sys/Cargo.toml
@@ -13,6 +13,7 @@ ioctl-sys = "0.5.2"
 
 [build-dependencies]
 bindgen = "0.63.0"
+regex = "=1.9.6"
 
 [features]
 default = []