diff --git a/Cargo.toml b/Cargo.toml
index d75ce5e..ff88d04 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,7 +13,7 @@ edition = "2021"
 
 [dependencies]
 bytes = { version = "1.10.1", default-features = false, optional = true }
-heapless = { version = "0.9", default-features = false }
+heapless = { version = "0.9.1", default-features = false }
 serde = { version = "1.0", default-features = false }
 
 [dev-dependencies]