diff --git a/.drone.yml b/.drone.yml
index 8d95fd4..b8717be 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -9,7 +9,7 @@ trigger:
 
 steps:
   - name: database healthcheck
-    image: 'postgres:15.3-alpine'
+    image: 'postgres:15.4-alpine'
     environment:
       PGUSER: postgres
       PGPASSWORD: postgres
@@ -79,7 +79,7 @@ steps:
 
 services:
   - name: db
-    image: 'postgres:15.3-alpine'
+    image: 'postgres:15.4-alpine'
     environment:
       POSTGRES_USER: postgres
       POSTGRES_PASSWORD: postgres
diff --git a/docker-compose.yml b/docker-compose.yml
index 09244a7..7057286 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,7 +1,7 @@
 ---
 services:
   db:
-    image: 'postgres:15.3-alpine'
+    image: 'postgres:15.4-alpine'
     hostname: &db_host db
     init: true
     environment: