diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index e746ea59..f24b7552 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -11,7 +11,7 @@ When reporting an issue, in order to help the maintainers understand what the pr
 
 When making a code contribution to AccessKit, before opening your pull request please make sure that:
 
-- your patch builds with AccessKit's minimal supported Rust version (currently Rust 1.77.2)
+- your patch builds with AccessKit's minimal supported Rust version (currently Rust 1.85)
 - you added tests where applicable
 - you tested your modifications on all impacted platforms (see below)
 - you updated any relevant documentation
diff --git a/Cargo.toml b/Cargo.toml
index 52e5065d..bd2ef7af 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,7 +22,7 @@ categories = ["gui"]
 edition = "2021"
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/AccessKit/accesskit"
-rust-version = "1.77.2"
+rust-version = "1.85"
 
 [workspace.dependencies]
 hashbrown = { version = "0.16", default-features = false, features = ["default-hasher"] }
diff --git a/common/Cargo.toml b/common/Cargo.toml
index 76a08d3a..4a74030f 100644
--- a/common/Cargo.toml
+++ b/common/Cargo.toml
@@ -27,3 +27,4 @@ enumn = ["dep:enumn"]
 pyo3 = ["dep:pyo3"]
 serde = ["dep:serde", "enumn", "uuid/serde"]
 schemars = ["dep:schemars", "dep:serde_json", "serde", "schemars/uuid1"]
+
diff --git a/consumer/Cargo.toml b/consumer/Cargo.toml
index 70690a12..74898cb2 100644
--- a/consumer/Cargo.toml
+++ b/consumer/Cargo.toml
@@ -14,3 +14,4 @@ rust-version.workspace = true
 [dependencies]
 accesskit = { version = "0.23.0", path = "../common" }
 hashbrown.workspace = true
+
diff --git a/consumer/src/node.rs b/consumer/src/node.rs
index f2c91fab..42adc18f 100644
--- a/consumer/src/node.rs
+++ b/consumer/src/node.rs
@@ -773,7 +773,7 @@ impl<'a> Node<'a> {
             first_text_run
                 .data()
                 .value()
-                .map_or(true, |value| value.is_empty())
+                .is_none_or(|value| value.is_empty())
                 && text_runs.next().is_none()
         } else {
             true
diff --git a/platforms/android/Cargo.toml b/platforms/android/Cargo.toml
index 7d83fa3f..28bd6116 100644
--- a/platforms/android/Cargo.toml
+++ b/platforms/android/Cargo.toml
@@ -19,4 +19,3 @@ accesskit = { version = "0.23.0", path = "../../common" }
 accesskit_consumer = { version = "0.33.1", path = "../../consumer" }
 jni = "0.21.1"
 log = "0.4.17"
-
diff --git a/platforms/atspi-common/Cargo.toml b/platforms/atspi-common/Cargo.toml
index f58490fa..160558e3 100644
--- a/platforms/atspi-common/Cargo.toml
+++ b/platforms/atspi-common/Cargo.toml
@@ -20,4 +20,3 @@ accesskit_consumer = { version = "0.33.1", path = "../../consumer" }
 atspi-common = { version = "0.13", default-features = false }
 serde = "1.0"
 zvariant = { version = "5.4", default-features = false }
-
diff --git a/platforms/macos/Cargo.toml b/platforms/macos/Cargo.toml
index 94e7c3d3..0cb23dd6 100644
--- a/platforms/macos/Cargo.toml
+++ b/platforms/macos/Cargo.toml
@@ -34,4 +34,3 @@ objc2-app-kit = { version = "0.2.0", features = [
     "NSView",
     "NSWindow",
 ] }
-
diff --git a/platforms/unix/Cargo.toml b/platforms/unix/Cargo.toml
index f658e310..517e06e2 100644
--- a/platforms/unix/Cargo.toml
+++ b/platforms/unix/Cargo.toml
@@ -36,4 +36,3 @@ tokio-stream = { version = "0.1.14", optional = true }
 version = "1.32.0"
 optional = true
 features = ["macros", "net", "rt", "sync", "time"]
-
diff --git a/platforms/windows/Cargo.toml b/platforms/windows/Cargo.toml
index 748c5b41..8bf4cba4 100644
--- a/platforms/windows/Cargo.toml
+++ b/platforms/windows/Cargo.toml
@@ -42,4 +42,3 @@ once_cell = "1.13.0"
 parking_lot = "0.12.4"
 scopeguard = "1.1.0"
 winit = "0.30"
-
diff --git a/platforms/winit/Cargo.toml b/platforms/winit/Cargo.toml
index 1000cf64..eaebb0e1 100644
--- a/platforms/winit/Cargo.toml
+++ b/platforms/winit/Cargo.toml
@@ -48,3 +48,4 @@ softbuffer = { version = "0.4.0", default-features = false, features = [
     "wayland",
     "wayland-dlopen",
 ] }
+