Update CHANGELOG.md.

bonzai · bonzai · commit ddf470bc0491 · 2018-06-03T10:52:45.000+02:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Release Notes
 
+## v1.2.0 (2018-06-03)
+
+- Change the version constraint to `^1.0` of the `symfony/polyfill-mbstring` package.
+- Updated the PHPUnit config.
+
 ## v1.1.0 (2018-06-03)
 
 - Automatically register the facade.
