diff --git a/native/html5ever_nif/Cargo.lock b/native/html5ever_nif/Cargo.lock
index 96030f7..45226ff 100644
--- a/native/html5ever_nif/Cargo.lock
+++ b/native/html5ever_nif/Cargo.lock
@@ -327,9 +327,9 @@ checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
 
 [[package]]
 name = "rustler"
-version = "0.26.0"
+version = "0.27.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d61e8ddf75de20513455d7b6f17241a595abbb01b53a6340cecc798a1b13422d"
+checksum = "b7a4037063eab996ea56fada36d3cc982d501ed485b36a73eabdaec99b4acf6e"
 dependencies = [
  "lazy_static",
  "rustler_codegen",
@@ -338,9 +338,9 @@ dependencies = [
 
 [[package]]
 name = "rustler_codegen"
-version = "0.26.0"
+version = "0.27.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "baa2e45c0165272070f80ce93bcd7dd5407a3c84a1ef73ab9900e00f00ef3d36"
+checksum = "b0dbdc98de074c324945ecc2e3ecefa47948ad8e6ed4ecf6f3424f1293a6188d"
 dependencies = [
  "heck",
  "proc-macro2",
diff --git a/native/html5ever_nif/Cargo.toml b/native/html5ever_nif/Cargo.toml
index 430d12b..0f72b1a 100644
--- a/native/html5ever_nif/Cargo.toml
+++ b/native/html5ever_nif/Cargo.toml
@@ -10,7 +10,7 @@ path = "src/lib.rs"
 crate-type = ["cdylib"]
 
 [dependencies]
-rustler = "0.26.0"
+rustler = "0.27.0"
 
 html5ever = "0.26"
 markup5ever = "0.11"