diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1cdb8f1..72e6dc7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## Unreleased
+
+#### ⚙️ Internal
+
+- Added an MSRV requirement for v1.71.1.
+- Updated Rust to v1.80 (for development).
+
 ## 0.16.6
 
 #### 🚀 Updates
diff --git a/crates/schematic/Cargo.toml b/crates/schematic/Cargo.toml
index d6ecfce..6a47d8e 100644
--- a/crates/schematic/Cargo.toml
+++ b/crates/schematic/Cargo.toml
@@ -7,6 +7,7 @@ description = "A layered serde configuration and schema library."
 homepage = "https://moonrepo.github.io/schematic"
 repository = "https://github.com/moonrepo/schematic"
 readme = "../../README.md"
+rust-version = "1.71.1"
 
 [package.metadata.release]
 pre-release-replacements = [
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index d5ce77e..b09cebf 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
 profile = "default"
-channel = "1.79.0"
+channel = "1.80.0"