diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 188335b2..11affb77 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -46,10 +46,10 @@ jobs:
       with:
         node-version: "${{ matrix.node_version }}"
     - run: yarn --pure-lockfile
-    - name: Set up PostgreSQL 11
+    - name: Set up PostgreSQL 13
       run: |
         docker run --detach --publish 5432:5432 \
           --env POSTGRES_PASSWORD=pass \
           --env POSTGRES_INITDB_ARGS="--lc-collate C --lc-ctype C --encoding UTF8" \
-          postgres:11
+          postgres:13
     - run: yarn test:postgres
diff --git a/changelog.d/783.misc b/changelog.d/783.misc
new file mode 100644
index 00000000..ab8efcb4
--- /dev/null
+++ b/changelog.d/783.misc
@@ -0,0 +1 @@
+Update integration test to use Postgres 13.