diff --git a/src/consts/champion.rs b/src/consts/champion.rs
index 58e462d..761cb60 100644
--- a/src/consts/champion.rs
+++ b/src/consts/champion.rs
@@ -1,9 +1,9 @@
-///////////////////////////////////////////////
-//                                           //
-//                     !                     //
-//   This file is automatically generated!   //
-//           Do not directly edit!           //
-//                                           //
+///////////////////////////////////////////////
+//                                           //
+//                     !                     //
+//   This file is automatically generated!   //
+//           Do not directly edit!           //
+//                                           //
 ///////////////////////////////////////////////
 
 use num_enum::{ IntoPrimitive, TryFromPrimitive };
diff --git a/src/consts/queue_type.rs b/src/consts/queue_type.rs
index 5f09042..5f3fa67 100644
--- a/src/consts/queue_type.rs
+++ b/src/consts/queue_type.rs
@@ -1,7 +1,7 @@
 use strum_macros::{ EnumString, Display, AsRefStr, IntoStaticStr };
 
 /// LoL or TFT ranked queue types.
-#[cfg_attr(feature = "nightly", non_exhaustive)]
+#[non_exhaustive]
 #[derive(Debug, Copy, Clone)]
 #[derive(Eq, PartialEq, Hash)]
 #[derive(EnumString, Display, AsRefStr, IntoStaticStr)]
diff --git a/src/lib.rs b/src/lib.rs
index 8b822da..8c8469a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,3 @@
-#![cfg_attr(feature = "nightly", feature(non_exhaustive))]
 #![cfg_attr(feature = "nightly", feature(external_doc))]
 
 #![forbid(unsafe_code)]
diff --git a/srcgen/consts/champion.rs.dt b/srcgen/consts/champion.rs.dt
index 51941c1..7442179 100644
--- a/srcgen/consts/champion.rs.dt
+++ b/srcgen/consts/champion.rs.dt
@@ -24,7 +24,7 @@ use strum_macros::{ EnumString, EnumIter, Display, AsRefStr, IntoStaticStr };
 /// NAME (`IDENTIFIER`, ID).
 ///
 /// Implements [IntoEnumIterator](super::IntoEnumIterator).
-#[cfg_attr(feature = "nightly", non_exhaustive)]
+#[non_exhaustive]
 #[derive(Debug, Copy, Clone)]
 #[derive(IntoPrimitive, TryFromPrimitive)]
 #[derive(Serialize_repr, Deserialize_repr)]
diff --git a/srcgen/consts/game_mode.rs.dt b/srcgen/consts/game_mode.rs.dt
index 22c1d8e..00cebbe 100644
--- a/srcgen/consts/game_mode.rs.dt
+++ b/srcgen/consts/game_mode.rs.dt
@@ -7,7 +7,7 @@ use strum_macros::{ EnumString, Display, AsRefStr, IntoStaticStr };
 
 /// League of Legends game mode, such as Classic,
 /// ARAM, URF, One For All, Ascension, etc.
-#[cfg_attr(feature = "nightly", non_exhaustive)]
+#[non_exhaustive]
 #[derive(Debug, Copy, Clone)]
 #[derive(Eq, PartialEq, Hash)]
 #[derive(EnumString, Display, AsRefStr, IntoStaticStr)]
diff --git a/srcgen/consts/map.rs.dt b/srcgen/consts/map.rs.dt
index 0b0e9b8..f377318 100644
--- a/srcgen/consts/map.rs.dt
+++ b/srcgen/consts/map.rs.dt
@@ -7,7 +7,7 @@ use serde_repr::{ Serialize_repr, Deserialize_repr };
 use num_enum::{ IntoPrimitive, TryFromPrimitive };
 
 /// League of Legends maps.
-#[cfg_attr(feature = "nightly", non_exhaustive)]
+#[non_exhaustive]
 #[derive(Debug, Copy, Clone)]
 #[derive(Eq, PartialEq, Hash, PartialOrd, Ord)]
 #[derive(Serialize_repr, Deserialize_repr)]
diff --git a/srcgen/consts/queue.rs.dt b/srcgen/consts/queue.rs.dt
index c6a14ff..e1b880f 100644
--- a/srcgen/consts/queue.rs.dt
+++ b/srcgen/consts/queue.rs.dt
@@ -7,7 +7,7 @@ use serde_repr::{ Serialize_repr, Deserialize_repr };
 use num_enum::{ IntoPrimitive, TryFromPrimitive };
 
 /// League of Legends matchmaking queue.
-#[cfg_attr(feature = "nightly", non_exhaustive)]
+#[non_exhaustive]
 #[derive(Debug, Copy, Clone)]
 #[derive(Eq, PartialEq)]
 #[derive(Serialize_repr, Deserialize_repr)]
diff --git a/srcgen/consts/season.rs.dt b/srcgen/consts/season.rs.dt
index 9b0e844..5242db8 100644
--- a/srcgen/consts/season.rs.dt
+++ b/srcgen/consts/season.rs.dt
@@ -7,7 +7,7 @@ use serde_repr::{ Serialize_repr, Deserialize_repr };
 use num_enum::{ IntoPrimitive, TryFromPrimitive };
 
 /// League of Legends matchmaking seasons.
-#[cfg_attr(feature = "nightly", non_exhaustive)]
+#[non_exhaustive]
 #[derive(Debug, Copy, Clone)]
 #[derive(Eq, PartialEq, Hash, PartialOrd, Ord)]
 #[derive(Serialize_repr, Deserialize_repr)]