diff --git a/readme.md b/readme.md
index 41cefdb..dca8e0c 100644
--- a/readme.md
+++ b/readme.md
@@ -1,6 +1,6 @@
 # rusty_spine
 
-Spine runtime for Rust (and wasm!) transpiled from the official C Runtime. Supports [Spine 4.1](http://esotericsoftware.com/).
+Spine runtime for Rust (and wasm!) transpiled from the official C Runtime. Supports [Spine 4.2](http://esotericsoftware.com/).
 
 ```
 [dependencies]
diff --git a/src/lib.rs b/src/lib.rs
index 66b12ce..f624115 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-//! Spine runtime for Rust (and wasm!) transpiled from the official C Runtime. Supports Spine 4.1.
+//! Spine runtime for Rust (and wasm!) transpiled from the official C Runtime. Supports Spine 4.2.
 //!
 //! For a very quick working example, see [`controller`].
 //!