diff --git a/draw-cache/CHANGELOG.md b/draw-cache/CHANGELOG.md
index b3b75d8..9715002 100644
--- a/draw-cache/CHANGELOG.md
+++ b/draw-cache/CHANGELOG.md
@@ -1,5 +1,6 @@
 # Unreleased
 * Clarify `Rectangle` docs.
+* Update _rustc-hash_ to `2`.
 
 # 0.1.5
 * Micro-optimise avoid `.round()` during glyph drawing when converting pixel coverage to `u8`.
diff --git a/draw-cache/Cargo.toml b/draw-cache/Cargo.toml
index 1df9f10..7394185 100644
--- a/draw-cache/Cargo.toml
+++ b/draw-cache/Cargo.toml
@@ -12,7 +12,7 @@ readme = "README.md"
 [dependencies]
 ab_glyph = "0.2.2"
 linked-hash-map = "0.5.4"
-rustc-hash = "1"
+rustc-hash = "2"
 
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]
 crossbeam-channel = "0.5"
diff --git a/glyph-brush/CHANGELOG.md b/glyph-brush/CHANGELOG.md
index df03711..060e4cd 100644
--- a/glyph-brush/CHANGELOG.md
+++ b/glyph-brush/CHANGELOG.md
@@ -1,5 +1,6 @@
 # Unreleased
 * Add `GlyphCruncher::glyphs` doc example of using `section_index` & `byte_index`.
+* Update _rustc-hash_ to `2`.
 
 # v0.7.8
 * Update _ordered-float_ to `4`.
diff --git a/glyph-brush/Cargo.toml b/glyph-brush/Cargo.toml
index 3956738..86a46b1 100644
--- a/glyph-brush/Cargo.toml
+++ b/glyph-brush/Cargo.toml
@@ -13,7 +13,7 @@ readme = "README.md"
 glyph_brush_draw_cache = { version = "0.1.1", path = "../draw-cache" }
 glyph_brush_layout = { version = "0.2.3", path = "../layout" }
 ordered-float = "4"
-rustc-hash = "1"
+rustc-hash = "2"
 twox-hash = { version = "1.6.1", default-features = false }
 
 # enable twox-hash rand/std everywhere except wasm
diff --git a/layout/src/builtin.rs b/layout/src/builtin.rs
index e40faa7..e8c25cf 100644
--- a/layout/src/builtin.rs
+++ b/layout/src/builtin.rs
@@ -352,20 +352,26 @@ impl VerticalAlign {
 #[cfg(test)]
 mod bounds_test {
     use super::*;
-    use std::f32::INFINITY as inf;
+
+    const fn inf() -> f32 {
+        f32::INFINITY
+    }
 
     #[test]
     fn v_align_y_bounds_inf() {
-        assert_eq!(VerticalAlign::Top.y_bounds(0.0, inf), (0.0, inf));
-        assert_eq!(VerticalAlign::Center.y_bounds(0.0, inf), (-inf, inf));
-        assert_eq!(VerticalAlign::Bottom.y_bounds(0.0, inf), (-inf, 0.0));
+        assert_eq!(VerticalAlign::Top.y_bounds(0.0, inf()), (0.0, inf()));
+        assert_eq!(VerticalAlign::Center.y_bounds(0.0, inf()), (-inf(), inf()));
+        assert_eq!(VerticalAlign::Bottom.y_bounds(0.0, inf()), (-inf(), 0.0));
     }
 
     #[test]
     fn h_align_x_bounds_inf() {
-        assert_eq!(HorizontalAlign::Left.x_bounds(0.0, inf), (0.0, inf));
-        assert_eq!(HorizontalAlign::Center.x_bounds(0.0, inf), (-inf, inf));
-        assert_eq!(HorizontalAlign::Right.x_bounds(0.0, inf), (-inf, 0.0));
+        assert_eq!(HorizontalAlign::Left.x_bounds(0.0, inf()), (0.0, inf()));
+        assert_eq!(
+            HorizontalAlign::Center.x_bounds(0.0, inf()),
+            (-inf(), inf())
+        );
+        assert_eq!(HorizontalAlign::Right.x_bounds(0.0, inf()), (-inf(), 0.0));
     }
 }
 
@@ -815,7 +821,7 @@ mod layout_test {
         let glyphs = Layout::default_wrap().calculate_glyphs(
             &*FONT_MAP,
             &SectionGeometry {
-                bounds: (50.0, ::std::f32::INFINITY),
+                bounds: (50.0, f32::INFINITY),
                 ..SectionGeometry::default()
             },
             &[