diff --git a/.github/integration-test/docker-compose.yml b/.github/integration-test/docker-compose.yml
index 26a599ae..620b32b1 100644
--- a/.github/integration-test/docker-compose.yml
+++ b/.github/integration-test/docker-compose.yml
@@ -76,7 +76,7 @@ services:
       - ./ontology/migration/R__Load_latest_ui_profile.sql:/opt/dataportal-backend/ontology/migration/R__Load_latest_ui_profile.sql
       - ./secrets:/opt/dataportal-security
   dataportal-postgres:
-    image: 'postgres:17-alpine'
+    image: 'postgres:18-alpine'
     container_name: dataportal-postgres
     ports:
       - "5432:5432"
@@ -125,7 +125,7 @@ services:
     restart: unless-stopped
 
   auth-db:
-    image: postgres:17-alpine
+    image: postgres:18-alpine
     restart: unless-stopped
     environment:
       POSTGRES_DB: "keycloakdb"
diff --git a/docker-compose.yml b/docker-compose.yml
index debf362a..52b044f0 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -97,7 +97,7 @@ services:
 
   dataportal-postgres:
     container_name: dataportal-postgres
-    image: 'postgres:17-alpine'
+    image: 'postgres:18-alpine'
     ports:
       - ${DATAPORTAL_BACKEND_DB_PORT:-127.0.0.1:5432}:5432
     environment: