diff --git a/composer.json b/composer.json
index 6aee305..f5759cd 100644
--- a/composer.json
+++ b/composer.json
@@ -5,7 +5,7 @@
   "license": "GPL-2.0+",
   "minimum-stability": "dev",
   "require": {
-    "drupal/core": "~8.6"
+    "drupal/core": "^8.7.7 || ^9"
   },
   "extra": {
     "drush": {
diff --git a/default_content.info.yml b/default_content.info.yml
index 2d6dd23..33371ac 100644
--- a/default_content.info.yml
+++ b/default_content.info.yml
@@ -4,4 +4,4 @@ description: 'Imports default content when a module is enabled'
 package: Web services
 core_version_requirement: ^8.7.7 || ^9
 dependencies:
-  - drupal:hal (>=8.6.x)
+  - drupal:hal (>=8.7.7)
diff --git a/tests/modules/default_content_test/default_content_test.module b/tests/modules/default_content_test/default_content_test.module
deleted file mode 100644
index 171929f..0000000
--- a/tests/modules/default_content_test/default_content_test.module
+++ /dev/null
@@ -1,6 +0,0 @@
-<?php
-
-/**
- * @file
- * Defines sample default content for test purposes.
- */