diff --git a/charts/library/common/test-chart/tests/cnpg/cluster_recovery_spec_test.yaml b/charts/library/common/test-chart/tests/cnpg/cluster_recovery_spec_test.yaml
index d318a7bd451..6c9afc23734 100644
--- a/charts/library/common/test-chart/tests/cnpg/cluster_recovery_spec_test.yaml
+++ b/charts/library/common/test-chart/tests/cnpg/cluster_recovery_spec_test.yaml
@@ -9,7 +9,7 @@ tests:
     set:
       postgres16Image:
         repository: ghcr.io/cloudnative-pg/postgresql
-        tag: "16.3"
+        tag: "16.4"
         pullPolicy: IfNotPresent
       cnpg:
         my-pg:
diff --git a/charts/library/common/test-chart/tests/cnpg/cluster_spec_test.yaml b/charts/library/common/test-chart/tests/cnpg/cluster_spec_test.yaml
index 0138b6d471e..07eb8051441 100644
--- a/charts/library/common/test-chart/tests/cnpg/cluster_spec_test.yaml
+++ b/charts/library/common/test-chart/tests/cnpg/cluster_spec_test.yaml
@@ -9,7 +9,7 @@ tests:
     set:
       postgres16Image:
         repository: ghcr.io/cloudnative-pg/postgresql
-        tag: "16.3"
+        tag: "16.4"
         pullPolicy: IfNotPresent
       cnpg:
         my-pg: