diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 66feee0..e4e2e57 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,11 +8,11 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.64.0
           - 1.65.0
           - 1.66.1
           - 1.67.1
           - 1.68.2
+          - 1.69.0
           - stable
           - beta
           - nightly
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 267256e..69b2a0a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,7 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 
 ### Changed
-- The minimum supported Rust version (MSRV) is now 1.64.
+- The minimum supported Rust version (MSRV) is now 1.65.
 - Manual (and badly designed) threads have been replaced by async.
 - Randomized early delay, for spacing out renewals when dealing with a lot of certificates.
 - Replaced the template engine TinyTemplate with MiniJinja.
diff --git a/README.md b/README.md
index 50523d6..b1ddfc7 100644
--- a/README.md
+++ b/README.md
@@ -77,7 +77,7 @@ man =(curl -sSf "https://raw.githubusercontent.com/breard-r/acmed/main/man/en/ta
 
 ## Build from source
 
-In order to compile ACMEd, you will need the [Rust](https://www.rust-lang.org/) compiler and its package manager, Cargo. The minimum supported Rust version(MSRV) is 1.64, although it is recommended to use the latest stable one.
+In order to compile ACMEd, you will need the [Rust](https://www.rust-lang.org/) compiler and its package manager, Cargo. The minimum supported Rust version(MSRV) is 1.65, although it is recommended to use the latest stable one.
 
 ACMEd depends OpenSSL 1.1.0 or higher.
 
diff --git a/acme_common/Cargo.toml b/acme_common/Cargo.toml
index a94e2c7..0694772 100644
--- a/acme_common/Cargo.toml
+++ b/acme_common/Cargo.toml
@@ -8,6 +8,7 @@ repository = "https://github.com/breard-r/libreauth"
 license = "MIT OR Apache-2.0"
 include = ["src/**/*", "Cargo.toml", "Licence_*.txt"]
 publish = false
+rust-version = "1.65.0"
 
 [lib]
 name = "acme_common"
diff --git a/acmed/Cargo.toml b/acmed/Cargo.toml
index a78b416..b513a9f 100644
--- a/acmed/Cargo.toml
+++ b/acmed/Cargo.toml
@@ -12,6 +12,7 @@ categories = ["cryptography"]
 build = "build.rs"
 include = ["src/**/*", "Cargo.toml", "LICENSE-*.txt"]
 publish = false
+rust-version = "1.65.0"
 
 [features]
 default = ["openssl_dyn"]
diff --git a/tacd/Cargo.toml b/tacd/Cargo.toml
index 2f9b0ac..2de167a 100644
--- a/tacd/Cargo.toml
+++ b/tacd/Cargo.toml
@@ -11,6 +11,7 @@ keywords = ["acme", "tls", "alpn", "X.509"]
 categories = ["cryptography"]
 include = ["src/**/*", "Cargo.toml", "LICENSE-*.txt"]
 publish = false
+rust-version = "1.65.0"
 
 [features]
 default = ["openssl_dyn"]