diff --git a/CHANGELOG.md b/CHANGELOG.md
index 859bf0f..16e7e04 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -24,7 +24,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 - Added `std::error::Error` implementation for all error enumerations if the `std` feature
   is enabled.
-- ACII timestamps as specified in CCSDS 301.0-B-4.
+- ACII timestamps as specified in CCSDS 301.0-B-4 section 3.5.
+- Added MSRV in `Cargo.toml` with the `rust-version` field set to Rust 1.60.
 - `serde` `Serialize` and `Deserialize` added to all types.
 - Added `const` constructors for `PacketId`, `PacketSeqCtrl` and
   `SpHeader`.
diff --git a/Cargo.toml b/Cargo.toml
index 184d8f0..22eabe0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,6 +2,7 @@
 name = "spacepackets"
 version = "0.3.1"
 edition = "2021"
+rust-version = "1.60"
 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"
diff --git a/README.md b/README.md
index 8700ffe..ed4e7e4 100644
--- a/README.md
+++ b/README.md
@@ -16,8 +16,10 @@ Currently, this includes the following components:
 - PUS Telecommand and PUS Telemetry implementation according to the
   [ECSS-E-ST-70-41C standard](https://ecss.nl/standard/ecss-e-st-70-41c-space-engineering-telemetry-and-telecommand-packet-utilization-15-april-2016/).
 - CDS Short Time Code implementation according to
-  [CCSDS CCSDS 301.0-B-4](https://public.ccsds.org/Pubs/301x0b4e1.pdf)
- 
+  [CCSDS 301.0-B-4 3.3](https://public.ccsds.org/Pubs/301x0b4e1.pdf)
+- Some helper types to support ASCII timecodes ad specified in
+  [CCSDS 301.0-B-4 3.5](https://public.ccsds.org/Pubs/301x0b4e1.pdf)
+
 # Features
 
 `spacepackets` supports various runtime environments and is also suitable for `no_std` environments.
diff --git a/src/lib.rs b/src/lib.rs
index 635815c..f543c0c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -11,6 +11,8 @@
 //!    [ECSS-E-ST-70-41C standard](https://ecss.nl/standard/ecss-e-st-70-41c-space-engineering-telemetry-and-telecommand-packet-utilization-15-april-2016/).
 //!  - CDS Short Time Code implementation according to
 //!    [CCSDS CCSDS 301.0-B-4](https://public.ccsds.org/Pubs/301x0b4e1.pdf)
+//!  - Some helper types and functions to support ASCII timecodes ad specified in
+//!    [CCSDS 301.0-B-4 3.5](https://public.ccsds.org/Pubs/301x0b4e1.pdf)
 //!
 //! ## Features
 //!