diff --git a/Cargo.toml b/Cargo.toml
index d34c475..f53413f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "kernal"
-version = "0.3.0"
+version = "0.4.0"
 authors = [ "Florian Weinacker <florian1345@gmx.de>" ]
 edition = "2021"
 description = "A fluent assertion framework for Rust."
diff --git a/src/path.rs b/src/path.rs
index 561cb96..b4d3b30 100644
--- a/src/path.rs
+++ b/src/path.rs
@@ -10,7 +10,7 @@ use std::io::ErrorKind;
 use std::path::Path;
 
 /// An extension trait to be used on the output of [assert_that](crate::assert_that) with a [Path]
-/// argument.
+/// argument (or, more generally, an argument that implements `AsRef<Path>`).
 ///
 /// Examples:
 ///