diff --git a/compact_str/Cargo.toml b/compact_str/Cargo.toml
index fd6f4925..045df4e5 100644
--- a/compact_str/Cargo.toml
+++ b/compact_str/Cargo.toml
@@ -61,7 +61,7 @@ castaway = { version = "0.2.3", default-features = false, features = ["alloc"] }
 cfg-if = "1"
 itoa = "1"
 rustversion = "1"
-ryu = "1"
+zmij = "0.1"
 static_assertions = "1"
 
 [dev-dependencies]
diff --git a/compact_str/src/repr/traits.rs b/compact_str/src/repr/traits.rs
index c530d73f..0d7dd095 100644
--- a/compact_str/src/repr/traits.rs
+++ b/compact_str/src/repr/traits.rs
@@ -14,7 +14,7 @@ pub(crate) trait IntoRepr {
 impl IntoRepr for f32 {
     #[inline]
     fn into_repr(self) -> Result<Repr, ToCompactStringError> {
-        let mut buf = ryu::Buffer::new();
+        let mut buf = zmij::Buffer::new();
         let s = buf.format(self);
         Ok(Repr::new(s)?)
     }
@@ -23,7 +23,7 @@ impl IntoRepr for f32 {
 impl IntoRepr for f64 {
     #[inline]
     fn into_repr(self) -> Result<Repr, ToCompactStringError> {
-        let mut buf = ryu::Buffer::new();
+        let mut buf = zmij::Buffer::new();
         let s = buf.format(self);
         Ok(Repr::new(s)?)
     }
@@ -114,7 +114,7 @@ mod tests {
         let repr = f64::into_repr(val).unwrap();
         let roundtrip = repr.as_str().parse::<f64>().unwrap();
 
-        // Note: The formatting of floats by `ryu` sometimes differs from that of `std`, so instead
+        // Note: The formatting of floats by `zmij` sometimes differs from that of `std`, so instead
         // of asserting equality with `std` we just make sure the value roundtrips
 
         if val.is_nan() != roundtrip.is_nan() {
@@ -122,7 +122,7 @@ mod tests {
         }
     }
 
-    // `f32` formatting is broken on powerpc64le, not only in `ryu` but also `std`
+    // `f32` formatting is broken on powerpc64le, not only in `zmij` but also `std`
     //
     // See: https://github.com/rust-lang/rust/issues/96306
     #[test]
@@ -158,7 +158,7 @@ mod tests {
         let repr = f32::into_repr(val).unwrap();
         let roundtrip = repr.as_str().parse::<f32>().unwrap();
 
-        // Note: The formatting of floats by `ryu` sometimes differs from that of `std`, so instead
+        // Note: The formatting of floats by `zmij` sometimes differs from that of `std`, so instead
         // of asserting equality with `std` we just make sure the value roundtrips
 
         if val.is_nan() != roundtrip.is_nan() {
diff --git a/compact_str/src/tests.rs b/compact_str/src/tests.rs
index 2aeeac46..82eb2276 100644
--- a/compact_str/src/tests.rs
+++ b/compact_str/src/tests.rs
@@ -937,7 +937,7 @@ fn test_to_compact_string() {
     assert_int_MAX_to_compact_string!(usize);
     assert_int_MAX_to_compact_string!(isize);
 
-    // Test specialisation for f32 and f64 using ryu
+    // Test specialisation for f32 and f64 using zmij
     // TODO: Fix bug in powerpc64, which is a little endian system
     #[cfg(not(all(target_arch = "powerpc64", target_pointer_width = "64")))]
     {
diff --git a/compact_str/src/traits.rs b/compact_str/src/traits.rs
index 52b58c4b..461dfea2 100644
--- a/compact_str/src/traits.rs
+++ b/compact_str/src/traits.rs
@@ -72,7 +72,7 @@ unsafe impl LifetimeFree for Repr {}
 /// * `char`
 /// * `String`, `CompactString`
 /// * `f32`, `f64`
-///     * For floats we use [`ryu`] crate which sometimes provides different formatting than [`std`]
+///     * For floats we use [`zmij`] crate which sometimes provides different formatting than [`std`]
 impl<T: fmt::Display> ToCompactString for T {
     #[inline]
     fn try_to_compact_string(&self) -> Result<CompactString, ToCompactStringError> {
diff --git a/fuzz/src/creation.rs b/fuzz/src/creation.rs
index 7c68a7e1..8352d596 100644
--- a/fuzz/src/creation.rs
+++ b/fuzz/src/creation.rs
@@ -635,7 +635,7 @@ impl Creation<'_> {
                         NumType::I128(val) => (val.to_compact_string(), val.to_string()),
                         NumType::Usize(val) => (val.to_compact_string(), val.to_string()),
                         NumType::Isize(val) => (val.to_compact_string(), val.to_string()),
-                        // Note: The formatting of floats by `ryu` sometimes differs from that of
+                        // Note: The formatting of floats by `zmij` sometimes differs from that of
                         // `std`, so instead of asserting equality with `std` we just make sure the
                         // value roundtrips
                         NumType::F32(val) => {