1 files changed, 6 insertions, 6 deletions
diff --git a/src/libstd_unicode/char.rs b/src/libstd_unicode/char.rs
index 293c66148ab..f9ad6f9fcc1 100644
--- a/src/libstd_unicode/char.rs
+++ b/src/libstd_unicode/char.rs
@@ -938,7 +938,7 @@ impl char {
     /// assert!(ascii.is_ascii());
     /// assert!(!non_ascii.is_ascii());
     /// ```
-    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.21.0")]
+    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.23.0")]
     #[inline]
     pub fn is_ascii(&self) -> bool {
         *self as u32 <= 0x7F
@@ -966,7 +966,7 @@ impl char {
     ///
     /// [`make_ascii_uppercase`]: #method.make_ascii_uppercase
     /// [`to_uppercase`]: #method.to_uppercase
-    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.21.0")]
+    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.23.0")]
     #[inline]
     pub fn to_ascii_uppercase(&self) -> char {
         if self.is_ascii() {
@@ -998,7 +998,7 @@ impl char {
     ///
     /// [`make_ascii_lowercase`]: #method.make_ascii_lowercase
     /// [`to_lowercase`]: #method.to_lowercase
-    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.21.0")]
+    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.23.0")]
     #[inline]
     pub fn to_ascii_lowercase(&self) -> char {
         if self.is_ascii() {
@@ -1023,7 +1023,7 @@ impl char {
     /// assert!(upper_a.eq_ignore_ascii_case(&upper_a));
     /// assert!(!upper_a.eq_ignore_ascii_case(&lower_z));
     /// ```
-    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.21.0")]
+    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.23.0")]
     #[inline]
     pub fn eq_ignore_ascii_case(&self, other: &char) -> bool {
         self.to_ascii_lowercase() == other.to_ascii_lowercase()
@@ -1048,7 +1048,7 @@ impl char {
     /// ```
     ///
     /// [`to_ascii_uppercase`]: #method.to_ascii_uppercase
-    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.21.0")]
+    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.23.0")]
     #[inline]
     pub fn make_ascii_uppercase(&mut self) {
         *self = self.to_ascii_uppercase();
@@ -1073,7 +1073,7 @@ impl char {
     /// ```
     ///
     /// [`to_ascii_lowercase`]: #method.to_ascii_lowercase
-    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.21.0")]
+    #[stable(feature = "ascii_methods_on_intrinsics", since = "1.23.0")]
     #[inline]
     pub fn make_ascii_lowercase(&mut self) {
         *self = self.to_ascii_lowercase();