diff --git a/CHANGELOG.md b/CHANGELOG.md
index 039106a..7f2efb0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [0.??.?] - ?
 * Added the opt-out `asyncify` feature. Disabling this feature removes the `atomic-waker` dependencies and removes the `utils::asyncify` module.
 * The `serde` dependency is now optional.
+* Update to `heapless` 0.8
 
 ## [0.26.4] - 2023-11-12
 * Updated changelog
diff --git a/Cargo.toml b/Cargo.toml
index 49702ef..4c606c4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,7 +26,7 @@ defmt = ["dep:defmt", "heapless/defmt", "heapless/defmt-impl", "embedded-io/defm
 asyncify = ["dep:atomic-waker"]
 
 [dependencies]
-heapless = { version = "0.7" }
+heapless = { version = "0.8" }
 embedded-io = { version = "0.6", default-features = false }
 embedded-io-async = { version = "0.6", default-features = false, optional = true }
 embedded-hal-async = { version = "=1.0.0-rc.1", default-features = false, optional = true }