diff --git a/.drone.yml b/.drone.yml
index 0c296d9..5eefd61 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -4,7 +4,7 @@ name: check-fast
 
 services:
   - name: postgres
-    image: docker.io/library/postgres:18.1
+    image: docker.io/library/postgres:18.3
     environment:
       POSTGRES_USER: postgres
       POSTGRES_PASSWORD: postgres
@@ -57,7 +57,7 @@ steps:
       - mix gettext.extract --check-up-to-date
 
   - name: wait_for_postgres
-    image: docker.io/library/postgres:18.1
+    image: docker.io/library/postgres:18.3
     commands:
       # Wait for postgres to become available
       - |
@@ -109,7 +109,7 @@ name: check-full
 
 services:
   - name: postgres
-    image: docker.io/library/postgres:18.1
+    image: docker.io/library/postgres:18.3
     environment:
       POSTGRES_USER: postgres
       POSTGRES_PASSWORD: postgres
@@ -164,7 +164,7 @@ steps:
       - mix gettext.extract --check-up-to-date
 
   - name: wait_for_postgres
-    image: docker.io/library/postgres:18.1
+    image: docker.io/library/postgres:18.3
     commands:
       # Wait for postgres to become available
       - |
diff --git a/docker-compose.prod.yml b/docker-compose.prod.yml
index 2c342f9..5ff00f1 100644
--- a/docker-compose.prod.yml
+++ b/docker-compose.prod.yml
@@ -33,7 +33,7 @@ services:
     restart: unless-stopped
 
   db-prod:
-    image: postgres:18.1-alpine
+    image: postgres:18.3-alpine
     container_name: mv-prod-db
     environment:
       POSTGRES_USER: postgres
diff --git a/docker-compose.yml b/docker-compose.yml
index 6f3861f..c3473b7 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -4,7 +4,7 @@ networks:
 
 services:
   db:
-    image: postgres:18.1-alpine
+    image: postgres:18.3-alpine
     environment:
       POSTGRES_USER: postgres
       POSTGRES_PASSWORD: postgres