diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 0aeccae..234f8d3 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -11,11 +11,11 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
-          node-version: 22
+          node-version: 24
 
       - uses: dtolnay/rust-toolchain@master
         with:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4a97c66..f9b11b3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,11 +18,11 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
         toolchain: [stable, beta, nightly]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
-          node-version: 22
+          node-version: 24
 
       - uses: dtolnay/rust-toolchain@master
         with:
@@ -79,10 +79,10 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: 1.65.0 # msrv
+          toolchain: 1.71.0 # msrv
 
       - run: cargo generate-lockfile
       - uses: Swatinem/rust-cache@v2
diff --git a/CHANGELOG.md b/CHANGELOG.md
index c77e204..6c10b24 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 0.2.11
+
+- Bump MSRV to 1.71
+
 ## 0.2.10
 
 - Add homemade rwlock for `no_std`
diff --git a/Cargo.toml b/Cargo.toml
index 83cf8d3..e53bb81 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,11 +1,11 @@
 [package]
 name = "ecies"
-version = "0.2.10"
+version = "0.2.11"
 # docs
 authors = ["Weiliang Li <to.be.impressive@gmail.com>"]
 description = "Elliptic Curve Integrated Encryption Scheme for secp256k1"
 edition = "2021"
-rust-version = "1.65"
+rust-version = "1.71"
 keywords = [ # at most five
   "secp256k1",
   "x25519",
@@ -35,18 +35,18 @@ ed25519-dalek = { version = "~2.1.1", default-features = false, optional = true
 
 # symmetric ciphers
 # aes (openssl)
-openssl = { version = "0.10.71", default-features = false, optional = true }
+openssl = { version = "0.10.74", default-features = false, optional = true }
 # aes (pure Rust)
 aes-gcm = { version = "0.10.3", default-features = false, features = [
   "aes",
 ], optional = true }
-typenum = { version = "1.18.0", default-features = false, optional = true }
+typenum = { version = "1.19.0", default-features = false, optional = true }
 # xchacha20
 chacha20poly1305 = { version = "0.10.1", default-features = false, optional = true }
 
 # hash
 hkdf = { version = "0.12.4", default-features = false }
-sha2 = { version = "0.10.8", default-features = false }
+sha2 = { version = "0.10.9", default-features = false }
 
 # random number generator
 getrandom = { version = "0.2.16", default-features = false }
@@ -58,14 +58,14 @@ rand_core = { version = "0.6.4", default-features = false, features = [
 once_cell = { version = "1.21.3", default-features = false, features = [
   "critical-section",
 ] }
-lock_api = "=0.4.13" # msrv 1.64
-parking_lot = { version = "=0.12.4", optional = true } # msrv 1.64
+lock_api = "0.4.14"
+parking_lot = { version = "0.12.5", optional = true }
 
 [target.'cfg(all(target_arch = "wasm32", target_os="unknown"))'.dependencies]
 # only for js (browser or node). if it's not js, like substrate, it won't build
 getrandom = { version = "0.2.16", default-features = false, features = ["js"] }
 once_cell = { version = "1.21.3", default-features = false, features = ["std"] }
-wasm-bindgen = { version = "0.2.104", default-features = false }
+wasm-bindgen = { version = "0.2.105", default-features = false }
 
 [target.'cfg(all(target_arch = "wasm32", not(target_os="unknown")))'.dependencies]
 # for wasm32-wasip2
@@ -103,12 +103,12 @@ criterion = { version = "0.7.0", default-features = false }
 hex = { version = "0.4.3", default-features = false, features = ["alloc"] }
 
 [target.'cfg(target_arch = "wasm32")'.dev-dependencies]
-wasm-bindgen-test = "0.3.54"
+wasm-bindgen-test = "0.3.55"
 
 [target.'cfg(not(target_arch = "wasm32"))'.dev-dependencies]
 futures-util = "0.3.31"
-reqwest = "0.12.23"
-tokio = { version = "1.47.1", default-features = false, features = [
+reqwest = "0.12.24"
+tokio = { version = "1.48.0", default-features = false, features = [
   "rt-multi-thread",
 ] }
 
diff --git a/README.md b/README.md
index 4f46195..beb8bde 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ This library can be compiled to the WASM target at your option, see [WASM compat
 `no_std` is enabled by default. You can enable `std` with `std` feature.
 
 ```toml
-ecies = {version = "0.2", features = ["std"]} # MSRV is 1.65
+ecies = {version = "0.2", features = ["std"]} # MSRV is 1.71
 ```
 
 ```rust