diff --git a/.tekton/integration-test.yaml b/.tekton/integration-test.yaml
index 3b2cebb0..176ee17b 100644
--- a/.tekton/integration-test.yaml
+++ b/.tekton/integration-test.yaml
@@ -104,7 +104,7 @@ spec:
             )
             echo -n "$TEST_OUTPUT" | tee $(results.TEST_OUTPUT.path)
         sidecars:
-          - image: docker.io/library/postgres:14.2
+          - image: docker.io/library/postgres:16.3
             name: database-test
             env:
             - name: PGDATA
diff --git a/.tekton/unit-test.yaml b/.tekton/unit-test.yaml
index b168bd85..0678c003 100644
--- a/.tekton/unit-test.yaml
+++ b/.tekton/unit-test.yaml
@@ -104,7 +104,7 @@ spec:
             )
             echo -n "$TEST_OUTPUT" | tee $(results.TEST_OUTPUT.path)
         sidecars:
-          - image: docker.io/library/postgres:14.2
+          - image: docker.io/library/postgres:16.3
             name: database-test
             env:
             - name: PGDATA