diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md
index b24f9e6987c323282b757ae62bade626a764e201..280620df1c412252a22e44b20bc07920a24e93ad 100644
--- a/activesupport/CHANGELOG.md
+++ b/activesupport/CHANGELOG.md
@@ -1,5 +1,5 @@
 *   Defines `Regexp.match?` for Ruby versions prior to 2.4. The predicate
-    has the same interface, but it does not have the performance boost. It's
+    has the same interface, but it does not have the performance boost. Its
     purpose is to be able to write 2.4 compatible code.
 
     *Xavier Noria*