diff --git a/Cargo.toml b/Cargo.toml
index 3bcc141..4d860ef 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,11 +1,11 @@
 [workspace]
-resolver = "2"
+resolver = "3"
 
 [workspace.package]
 repository = "https://github.com/assert-rs/dir-diff.git"
 license = "MIT OR Apache-2.0"
-edition = "2021"
-rust-version = "1.69"  # MSRV
+edition = "2024"
+rust-version = "1.85"  # MSRV
 include = [
   "build.rs",
   "src/**/*",
diff --git a/src/lib.rs b/src/lib.rs
index bbbcffb..55998f6 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -112,13 +112,8 @@ mod tests {
 
     #[test]
     fn test_display() {
-        use std::io::ErrorKind;
-
         assert_eq!(
-            format!(
-                "{}",
-                Error::Io(std::io::Error::new(ErrorKind::Other, "oh no!"))
-            ),
+            format!("{}", Error::Io(std::io::Error::other("oh no!"))),
             "I/O error: oh no!"
         );
     }