diff --git a/.github/workflows/.pipeline.yml b/.github/workflows/.pipeline.yml
index 40c33ca..a225109 100644
--- a/.github/workflows/.pipeline.yml
+++ b/.github/workflows/.pipeline.yml
@@ -41,7 +41,7 @@ jobs:
         uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php }}
-          tools: phpcs, composer:v1
+          tools: phpcs, composer
           coverage: pcov
 
       - name: Install PHP dependencies
diff --git a/README.md b/README.md
index c3673c6..49d3ce5 100644
--- a/README.md
+++ b/README.md
@@ -17,12 +17,11 @@ To cache stats for a network, run (with [wp-cli](https://wp-cli.org)): `wp eval-
 
 ## Changelog
 
-### 1.6.4
+### 1.6.5
 
-* See: https://github.com/pressbooks/pressbooks-stats/releases/tag/1.6.4
+* See: https://github.com/pressbooks/pressbooks-stats/releases/tag/1.6.5
 * Full release history available at: https://github.com/pressbooks/pressbooks-stats/releases
 
 ## Upgrade Notice
-
-### 1.6.3
-* Pressbooks Stats requires Pressbooks >= 5.8.3
+### 1.6.5
+* Pressbooks Stats requires Pressbooks >= 5.34.1
diff --git a/pressbooks-stats.php b/pressbooks-stats.php
index 3f69266..e423754 100644
--- a/pressbooks-stats.php
+++ b/pressbooks-stats.php
@@ -2,8 +2,8 @@
 /*
 Plugin Name: Pressbooks Stats
 Description: Pressbooks plugin which provides some basic activity statistics for a Pressbooks network.
-Version: 1.6.5-dev
-Pressbooks tested up to: 5.34.0
+Version: 1.6.5
+Pressbooks tested up to: 5.34.1
 Author: Pressbooks (Book Oven Inc.)
 Author URI: https://pressbooks.org
 Network: True