diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 77c99d6..e1d7114 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -5,9 +5,9 @@ on: [push, pull_request]
 env:
   CARGO_TERM_COLOR: always
   # Minimum supported Rust version (MSRV)
-  ACTION_MSRV_TOOLCHAIN: '1.63.0'
+  ACTION_MSRV_TOOLCHAIN: '1.65.0'
   # Pinned toolchain for linting
-  ACTION_LINTS_TOOLCHAIN: '1.63.0'
+  ACTION_LINTS_TOOLCHAIN: '1.65.0'
 
 jobs:
   tests-stable:
diff --git a/Cargo.toml b/Cargo.toml
index c3d02b9..9322b7b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ exclude = [
 ".travis.yml",
 ]
 edition = "2021"
-rust-version = "1.63"
+rust-version = "1.65"
 
 [dependencies]
 hmac = "^0.12"