diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 22c2319..57dc638 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -17,7 +17,7 @@ jobs:
       matrix:
         container: ['ubuntu:22.04']
         compiler: [gcc]
-        PGVERSION: [12, 13, 14, 15]
+        PGVERSION: [12, 13, 14, 15, 16, 17]
         COVERAGE: ['0']
         APT: ['1']
         include:
@@ -29,7 +29,7 @@ jobs:
             compiler: 'clang'
     steps:
       - name: Checkout 
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: PG cleanup
         run: |
           sudo apt-get -y --purge remove postgresql libpq-dev libpq5 postgresql-client-common postgresql-common
diff --git a/README.md b/README.md
index 30fa956..96e9aaa 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 
 Author: Sergey Koposov, University of Edinburgh
 
-Copyright (c) 2004-2023 Sergey Koposov
+Copyright (c) 2004-2024 Sergey Koposov
 
 Email:  skoposov AT ed DOT ac DOT uk