diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7ab6921..581141a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@ This is an alpha version! The changes listed here are not final.
 
 ### Changed
 - Switch to pcov for code coverage.
+- Updated package dependencies
 
 ## 1.0.0 - 2021-12-22
 ### Added
diff --git a/composer.json b/composer.json
index a0d27c0..1b122cb 100644
--- a/composer.json
+++ b/composer.json
@@ -7,7 +7,7 @@
 	"require-dev": {
 		"automattic/jetpack-changelogger": "^3.0",
 		"wikimedia/at-ease": "^1.2 | ^2.0",
-		"yoast/phpunit-polyfills": "1.0.2"
+		"yoast/phpunit-polyfills": "1.0.3"
 	},
 	"autoload": {
 		"classmap": [