diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8aa176a..174228b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@1.70.0
+      - uses: dtolnay/rust-toolchain@1.83
       - run: cargo check --release
 
   cross-check:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4d8b26a..1e44503 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 # [unreleased]
 
+- Bump Rust MSRV to v1.83
+
 ## Changed
 
 - CFDP NAK PDU `SegmentRequestIter` is not generic over the file size anymore. Instead, the
diff --git a/Cargo.toml b/Cargo.toml
index 0560b4f..03d896b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "spacepackets"
 version = "0.15.0"
 edition = "2021"
-rust-version = "1.70.0"
+rust-version = "1.83"
 authors = ["Robin Mueller <muellerr@irs.uni-stuttgart.de>"]
 description = "Generic implementations for various CCSDS and ECSS packet standards"
 homepage = "https://egit.irs.uni-stuttgart.de/rust/spacepackets"