diff --git a/composer.json b/composer.json
index 8bc361ca56..89a34cb581 100644
--- a/composer.json
+++ b/composer.json
@@ -82,7 +82,7 @@
     "lucatume/wp-browser": "^3.1",
     "lucatume/wp-snaphot-assertions": "^1.1",
     "phpcompatibility/phpcompatibility-wp": "*",
-    "phpunit/phpunit": "^6.5",
+    "phpunit/phpunit": "^7.5",
     "spatie/phpunit-snapshot-assertions": "^1.4.2",
     "the-events-calendar/coding-standards": "dev-master",
     "wp-cli/wp-cli": "2.*",