diff --git a/docker/cli.yml b/docker/cli.yml
index bbb9bd5619..90e1929336 100644
--- a/docker/cli.yml
+++ b/docker/cli.yml
@@ -21,7 +21,7 @@ networks:
     external: true
 services:
   dspace-cli:
-    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-cli:${DSPACE_VER:-latest}"
+    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-cli:${DSPACE_VER:-dspace-9_x}"
     container_name: dspace-cli
     environment:
       # Below syntax may look odd, but it is how to override dspace.cfg settings via env variables.
diff --git a/docker/db.entities.yml b/docker/db.entities.yml
index c532d15857..766accddbd 100644
--- a/docker/db.entities.yml
+++ b/docker/db.entities.yml
@@ -14,7 +14,7 @@
 # # Therefore, it should be kept in sync with that file
 services:
   dspacedb:
-    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-postgres-pgcrypto:${DSPACE_VER:-latest}-loadsql"
+    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-postgres-loadsql:${DSPACE_VER:-dspace-9_x}"
     environment:
       # This LOADSQL should be kept in sync with the URL in DSpace/DSpace
       # This SQL is available from https://github.com/DSpace-Labs/AIP-Files/releases/tag/demo-entities-data
diff --git a/docker/docker-compose-ci.yml b/docker/docker-compose-ci.yml
index 654d1d9bb7..b111c2f428 100644
--- a/docker/docker-compose-ci.yml
+++ b/docker/docker-compose-ci.yml
@@ -33,7 +33,7 @@ services:
       # This allows us to generate statistics in e2e tests so that statistics pages can be tested thoroughly.
       solr__D__statistics__P__autoCommit: 'false'
       LOGGING_CONFIG: /dspace/config/log4j2-container.xml
-    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace:${DSPACE_VER:-latest-test}"
+    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace:${DSPACE_VER:-dspace-9_x-test}"
     depends_on:
     - dspacedb
     networks:
@@ -60,13 +60,15 @@ services:
   # NOTE: This is customized to use our loadsql image, so that we are using a database with existing test data
   dspacedb:
     container_name: dspacedb
-    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-postgres-pgcrypto:${DSPACE_VER:-latest}-loadsql"
+    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-postgres-loadsql:${DSPACE_VER:-dspace-9_x}"
     environment:
       # This LOADSQL should be kept in sync with the LOADSQL in
       # https://github.com/DSpace/DSpace/blob/main/dspace/src/main/docker-compose/db.entities.yml
       # This SQL is available from https://github.com/DSpace-Labs/AIP-Files/releases/tag/demo-entities-data
       LOADSQL: https://github.com/DSpace-Labs/AIP-Files/releases/download/demo-entities-data/dspace7-entities-data.sql
       PGDATA: /pgdata
+      POSTGRES_DB: dspace
+      POSTGRES_USER: dspace
       POSTGRES_PASSWORD: dspace
     networks:
       - dspacenet
@@ -81,7 +83,7 @@ services:
   # DSpace Solr container
   dspacesolr:
     container_name: dspacesolr
-    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-solr:${DSPACE_VER:-latest}"
+    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-solr:${DSPACE_VER:-dspace-9_x}"
     networks:
       - dspacenet
     ports:
diff --git a/docker/docker-compose-dist.yml b/docker/docker-compose-dist.yml
index 5b06faa6a2..2fbc22e124 100644
--- a/docker/docker-compose-dist.yml
+++ b/docker/docker-compose-dist.yml
@@ -26,7 +26,7 @@ services:
       DSPACE_REST_HOST: sandbox.dspace.org
       DSPACE_REST_PORT: 443
       DSPACE_REST_NAMESPACE: /server
-    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-angular:${DSPACE_VER:-latest}-dist"
+    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-angular:${DSPACE_VER:-dspace-9_x}-dist"
     build:
       context: ..
       dockerfile: Dockerfile.dist
diff --git a/docker/docker-compose-rest.yml b/docker/docker-compose-rest.yml
index be037dac3a..0444f14f46 100644
--- a/docker/docker-compose-rest.yml
+++ b/docker/docker-compose-rest.yml
@@ -40,7 +40,7 @@ services:
       # from the host machine. This IP range MUST correspond to the 'dspacenet' subnet defined above.
       proxies__P__trusted__P__ipranges: '172.23.0'
       LOGGING_CONFIG: /dspace/config/log4j2-container.xml
-    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace:${DSPACE_VER:-latest-test}"
+    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace:${DSPACE_VER:-dspace-9_x-test}"
     depends_on:
     - dspacedb
     networks:
@@ -67,10 +67,12 @@ services:
   # DSpace database container    
   dspacedb:
     container_name: dspacedb
-    # Uses a custom Postgres image with pgcrypto installed
-    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-postgres-pgcrypto:${DSPACE_VER:-latest}"
+    # Uses the base PostgreSQL image
+    image: "docker.io/postgres:${POSTGRES_VERSION:-15}"
     environment:
       PGDATA: /pgdata
+      POSTGRES_DB: dspace
+      POSTGRES_USER: dspace
       POSTGRES_PASSWORD: dspace
     networks:
       - dspacenet
@@ -85,7 +87,7 @@ services:
   # DSpace Solr container  
   dspacesolr:
     container_name: dspacesolr
-    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-solr:${DSPACE_VER:-latest}"
+    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-solr:${DSPACE_VER:-dspace-9_x}"
     networks:
       - dspacenet
     ports:
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index b13ab505f1..b5f1676a7f 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -23,7 +23,7 @@ services:
       DSPACE_REST_HOST: localhost
       DSPACE_REST_PORT: 8080
       DSPACE_REST_NAMESPACE: /server
-    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-angular:${DSPACE_VER:-latest}"
+    image: "${DOCKER_REGISTRY:-docker.io}/${DOCKER_OWNER:-dspace}/dspace-angular:${DSPACE_VER:-dspace-9_x}"
     build:
       context: ..
       dockerfile: Dockerfile