diff --git a/z1/docker-compose.yaml b/z1/docker-compose.yaml
index 18b5dae..445a511 100644
--- a/z1/docker-compose.yaml
+++ b/z1/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: '3.8'
-
 services:
   db:
     image: postgres:17-alpine
diff --git a/z1/prepare-app.sh b/z1/prepare-app.sh
index 32de8d8..ec8a30d 100755
--- a/z1/prepare-app.sh
+++ b/z1/prepare-app.sh
@@ -1,4 +1,4 @@
 #!/bin/bash
 echo "Preparing app..."
-docker-compose build
+docker compose build
 echo "App is prepared."
diff --git a/z1/remove-app.sh b/z1/remove-app.sh
index 4e4ead9..8e24589 100755
--- a/z1/remove-app.sh
+++ b/z1/remove-app.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
 echo "Removed app."
-docker-compose down -v --rmi local
+docker compose down -v --rmi local
diff --git a/z1/start-app.sh b/z1/start-app.sh
index 9c12108..63124cc 100755
--- a/z1/start-app.sh
+++ b/z1/start-app.sh
@@ -1,4 +1,4 @@
 #!/bin/bash
 echo "Running app ..."
-docker-compose up -d
+docker compose up -d
 echo "The app is available at http://localhost:5000"
diff --git a/z1/stop-app.sh b/z1/stop-app.sh
index a92a7ee..0fdad68 100755
--- a/z1/stop-app.sh
+++ b/z1/stop-app.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
 echo "Stopping app..."
-docker-compose stop
+docker compose stop