1 files changed, 2 insertions, 0 deletions
diff --git a/NEWS b/NEWS
index 7dfcf8da7d..8088274f79 100644
--- a/NEWS
+++ b/NEWS
@@ -72,6 +72,8 @@ with all sufficient information, see the ChangeLog file or Redmine
     strings remain unchanged for compatibility.  [Feature #13077]
   * -"literal" (String#-@) optimized to return the same object
     (same as "literal".freeze in Ruby 2.1+) [Feature #13295]
+  * String#{casecmp,casecmp?} now return nil for non-string arguments
+    instead of raising a TypeError. [Bug #13312]
 
 === Stdlib updates (outstanding ones only)