diff --git a/.github/workflows/closed-issue-message.yml b/.github/workflows/closed-issue-message.yml
index 3340afb..c63a3cb 100644
--- a/.github/workflows/closed-issue-message.yml
+++ b/.github/workflows/closed-issue-message.yml
@@ -1,4 +1,7 @@
 name: Closed Issue Message
+permissions:
+  contents: read
+
 on:
     issues:
        types: [closed]
diff --git a/.github/workflows/stale_issues.yml b/.github/workflows/stale_issues.yml
index 1156d97..3987c5a 100644
--- a/.github/workflows/stale_issues.yml
+++ b/.github/workflows/stale_issues.yml
@@ -1,4 +1,6 @@
 name: "Close stale issues"
+permissions:
+  contents: read
 
 # Controls when the action will run.
 on:
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 4ea78e4..40713c9 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       #for each of the following versions of PHP, with and without --prefer-lowest
       matrix:
-        php-versions: ['8.1', '8.2', '8.3', '8.4']
+        php-versions: ['8.1', '8.2', '8.3', '8.4', '8.5']
         composer-options: ['', '--prefer-lowest']
     #set the name for each job
     name: PHP ${{ matrix.php-versions }} ${{ matrix.composer-options }}
@@ -25,7 +25,7 @@ jobs:
       AWS_ACCESS_KEY_ID: foo
       AWS_SECRET_ACCESS_KEY: bar
       AWS_CSM_ENABLED: false
-      AWS_SUPPRESS_PHP_DEPRECATION_WARNING: true
+      AWS_MERGE_CONFIG: true
     steps:
       #sets up the correct version of PHP with necessary config options
       - name: Setup PHP with Xdebug