diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index d8230b2..0af256e 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -72,7 +72,7 @@ jobs:
         rust:
         - stable
         - beta
-        - 1.63.0 #MSRV
+        - 1.65.0 #MSRV
       fail-fast: false
     steps:
     - uses: actions/checkout@v2
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6209df6..8a0e704 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,7 +3,7 @@
 ## Unreleased
 
 - [[#184](https://github.com/IronCoreLabs/recrypt-rs/pull/184)]
-  - Change MSRV to Rust 1.63.0
+  - Change MSRV to Rust 1.65.0
 - [[#177](https://github.com/IronCoreLabs/recrypt-rs/pull/177)]
   - Change MSRV to Rust 1.60.0
 - [[#175](https://github.com/IronCoreLabs/recrypt-rs/pull/175)]
diff --git a/Cargo.toml b/Cargo.toml
index b09ac6a..ffe2131 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ categories = ["cryptography", "algorithms"]
 keywords = ["cryptography", "proxy-re-encryption", "PRE", "ECC", "transform-encryption"]
 description = "A pure-Rust implementation of Transform Encryption, a Proxy Re-encryption scheme"
 edition = "2021"
-rust-version = "1.63.0"
+rust-version = "1.65.0"
 
 [target.'cfg(all(unix, not(target_arch = "wasm32")))'.dependencies]
 libc = {version = "0.2"}