diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc086544e..fb3bcb5ae 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ against this Rust version.
 
 ### Unreleased
 
+### 1.16.0 (2022-12-05)
+- [added] `const INT` field to the `ToInt` trait.
+- [added] `const-generics` field with `U<N>` mapping wher `N` is a const generic.
+
 ### 1.15.0 (2021-12-25)
 - [fixed] Cross-compilation issue due to doing math in build script. (PR #177)
 - [added] New feature `scale_info` for using inside
diff --git a/Cargo.toml b/Cargo.toml
index ba6a42ec5..45e55dbd6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,6 +16,7 @@
     implementation is incomplete."""
   categories = ["no-std"]
   edition = "2018"
+  rust-version = "1.37.0"
 
 [dependencies]
 scale-info = { version = "1.0", default-features = false, optional = true }
diff --git a/build/main.rs b/build/main.rs
index 903c6e4c8..68a97af82 100644
--- a/build/main.rs
+++ b/build/main.rs
@@ -92,7 +92,7 @@ fn uints() -> impl Iterator<Item = u64> {
 #[allow(dead_code)]
 fn main() {
     println!("cargo:rerun-if-changed=build/main.rs"); // Allow caching the generation if `src/*` files change.
-    
+
     let out_dir = env::var("OUT_DIR").unwrap();
     let dest = Path::new(&out_dir).join("consts.rs");
     #[cfg(not(feature = "force_unix_path_separator"))]