diff --git a/CHANGELOG.md b/CHANGELOG.md
index 23164e0..982ab8b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## 0.2.2 — 2026-04-08
+
+### Fixed
+
+- Bumped MSRV from 1.85 to 1.93 to satisfy `ucobs` dependency requirement.
+  `cargo install donglora-mux` now works on toolchains >= 1.93.
+
 ## 0.2.1 — 2026-04-07
 
 ### Fixed
diff --git a/Cargo.toml b/Cargo.toml
index 73773b1..46dd6fc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,8 +1,8 @@
 [package]
 name = "donglora-mux"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2024"
-rust-version = "1.85"
+rust-version = "1.93"
 authors = ["Stephen Waits <steve@waits.net>"]
 license = "MIT"
 description = "DongLoRa USB Multiplexer — share one dongle with multiple applications"
diff --git a/mise.toml b/mise.toml
index 35d983c..6c11e0a 100644
--- a/mise.toml
+++ b/mise.toml
@@ -1,3 +1,3 @@
 [tools]
-rust = "1.94"
+rust = "1.93"
 just = "latest"