diff --git a/packaging_automation/publish_docker.py b/packaging_automation/publish_docker.py
index 40d0652d..2f9ff8fd 100644
--- a/packaging_automation/publish_docker.py
+++ b/packaging_automation/publish_docker.py
@@ -28,8 +28,8 @@ class DockerImageType(Enum):
     latest = 1
     alpine = 2
     nightly = 3
-    postgres_13 = 4
-    postgres_14 = 5
+    postgres_14 = 4
+    postgres_15 = 5
 
 
 class ManualTriggerType(Enum):
@@ -55,16 +55,16 @@ class ScheduleType(Enum):
         "docker-tag": "alpine",
         "schedule-type": ScheduleType.regular,
     },
-    DockerImageType.postgres_13: {
-        "file-name": "postgres-13/Dockerfile",
-        "docker-tag": "pg13",
-        "schedule-type": ScheduleType.regular,
-    },
     DockerImageType.postgres_14: {
         "file-name": "postgres-14/Dockerfile",
         "docker-tag": "pg14",
         "schedule-type": ScheduleType.regular,
     },
+    DockerImageType.postgres_15: {
+        "file-name": "postgres-15/Dockerfile",
+        "docker-tag": "pg15",
+        "schedule-type": ScheduleType.regular,
+    },
     DockerImageType.nightly: {
         "file-name": "nightly/Dockerfile",
         "docker-tag": "nightly",
diff --git a/packaging_automation/tests/test_publish_docker.py b/packaging_automation/tests/test_publish_docker.py
index 6d59a55d..3a4fa4d1 100644
--- a/packaging_automation/tests/test_publish_docker.py
+++ b/packaging_automation/tests/test_publish_docker.py
@@ -18,8 +18,8 @@
 
 NON_DEFAULT_BRANCH_NAME = "10.0.3_test"
 DEFAULT_BRANCH_NAME = "master"
-TAG_NAME = "v10.0.3"
-INVALID_TAG_NAME = "v10.x"
+TAG_NAME = "v12.0.0"
+INVALID_TAG_NAME = "v12.x"
 DOCKER_IMAGE_NAME = "citusdata/citus"
 docker_client = docker.from_env()
 
@@ -49,9 +49,9 @@ def test_decode_tag_parts():
     tag_parts = decode_tag_parts(TAG_NAME)
     assert (
         len(tag_parts) == 3
-        and tag_parts[0] == "10"
+        and tag_parts[0] == "12"
         and tag_parts[1] == "0"
-        and tag_parts[2] == "3"
+        and tag_parts[2] == "0"
     )
 
     with pytest.raises(ValueError):
@@ -60,12 +60,12 @@ def test_decode_tag_parts():
 
 def test_get_image_tag():
     image_name = get_image_tag(remove_prefix(TAG_NAME, "v"), DockerImageType.latest)
-    assert image_name == "10.0.3"
+    assert image_name == "12.0.0"
 
     image_name = get_image_tag(
-        remove_prefix(TAG_NAME, "v"), DockerImageType.postgres_13
+        remove_prefix(TAG_NAME, "v"), DockerImageType.postgres_15
     )
-    assert image_name == "10.0.3-pg13"
+    assert image_name == "12.0.0-pg15"
 
 
 def test_publish_main_docker_images():
@@ -86,10 +86,10 @@ def test_publish_tagged_docker_images_latest():
     os.chdir("docker")
     try:
         run_with_output("git checkout -b docker-unit-test")
-        publish_tagged_docker_images(DockerImageType.latest, "v10.0.3", False)
-        docker_client.images.get("citusdata/citus:10")
-        docker_client.images.get("citusdata/citus:10.0")
-        docker_client.images.get("citusdata/citus:10.0.3")
+        publish_tagged_docker_images(DockerImageType.latest, "v12.0.0", False)
+        docker_client.images.get("citusdata/citus:12")
+        docker_client.images.get("citusdata/citus:12.0")
+        docker_client.images.get("citusdata/citus:12.0.0")
     finally:
         run_with_output("git checkout master")
         run_with_output("git branch -D docker-unit-test")
@@ -101,9 +101,9 @@ def test_publish_tagged_docker_images_alpine():
     try:
         run_with_output("git checkout -b docker-unit-test")
         publish_tagged_docker_images(DockerImageType.alpine, TAG_NAME, False)
-        docker_client.images.get("citusdata/citus:10-alpine")
-        docker_client.images.get("citusdata/citus:10.0-alpine")
-        docker_client.images.get("citusdata/citus:10.0.3-alpine")
+        docker_client.images.get("citusdata/citus:12-alpine")
+        docker_client.images.get("citusdata/citus:12.0-alpine")
+        docker_client.images.get("citusdata/citus:12.0.0-alpine")
     finally:
         run_with_output("git checkout master")
         run_with_output("git branch -D docker-unit-test")