diff --git a/.github/workflows/functionality.yml b/.github/workflows/functionality.yml
index c8ccacd..6cd7283 100644
--- a/.github/workflows/functionality.yml
+++ b/.github/workflows/functionality.yml
@@ -17,29 +17,5 @@ jobs:
       - name: Check out source code
         uses: actions/checkout@v3
 
-      - name: Set up Python
-        uses: actions/setup-python@v4
-        with:
-          python-version: '3.9'
-
-      - name: install s3cmd
-        run: pip3 install s3cmd
-
-      - name: Deploy containers
-        run: cd dev_utils && GOLANG_VERSION=${{ matrix.go-version }} docker-compose up -d --build
-
-      - name: Wait for containers to start
-        run: |
-          RETRY_TIMES=0
-          for p in mq s3
-          do
-          until docker ps -f name=$p --format {{.Status}} | grep "(healthy)"
-          do echo "waiting for $p to become ready"
-          RETRY_TIMES=$((RETRY_TIMES+1));
-          if [ $RETRY_TIMES -eq 30 ]; then exit 1; fi
-          sleep 10;
-          done
-          done
-
-      - name: Run tests
-        run: bash -x .github/integration/tests/tests.sh
+      - name: Run integration tests
+        run: cd dev_utils && GOLANG_VERSION=${{ matrix.go-version }} docker-compose run integration_tests
diff --git a/dev_utils/directS3 b/dev_utils/directS3
index a6c7304..453bbce 100644
--- a/dev_utils/directS3
+++ b/dev_utils/directS3
@@ -6,8 +6,8 @@ check_ssl_certificate = False
 encoding = UTF-8
 encrypt = False
 guess_mime_type = True
-host_base = localhost:9000
-host_bucket = localhost:9000
+host_base = s3:9000
+host_bucket = s3:9000
 human_readable_sizes = True
 multipart_chunk_size_mb = 5
 use_https = True
diff --git a/dev_utils/docker-compose.yml b/dev_utils/docker-compose.yml
index fd2011b..0c04bf4 100644
--- a/dev_utils/docker-compose.yml
+++ b/dev_utils/docker-compose.yml
@@ -138,6 +138,29 @@ services:
       - ./users.csv:/users.csv
       - ..:/app
 
+  integration_tests:
+    image: python:3.9.15-buster
+    container_name: s3proxy-integration-tests
+    profiles:
+      - test
+    command:
+      - "/bin/sh"
+      - "-c"
+      - "cd /app; pip install s3cmd && bash ./tests/tests.sh"
+    depends_on:
+      mq:
+        condition: service_healthy
+      s3:
+        condition: service_healthy
+      s3_proxy:
+        condition: service_started
+      certfixer:
+        condition: service_completed_successfully
+    volumes:
+      - proxy_certs:/certs
+      - ./users.csv:/users.csv
+      - ..:/app
+
 volumes:
   pubcert:
   s3_certs:
diff --git a/dev_utils/proxyS3 b/dev_utils/proxyS3
index 4e287f9..426786b 100644
--- a/dev_utils/proxyS3
+++ b/dev_utils/proxyS3
@@ -7,8 +7,8 @@ check_ssl_hostname = False
 encoding = UTF-8
 encrypt = False
 guess_mime_type = True
-host_base = localhost:8000
-host_bucket = localhost:8000
+host_base = s3_proxy:8000
+host_bucket = s3_proxy:8000
 human_readable_sizes = true
 multipart_chunk_size_mb = 5
 use_https = True
diff --git a/.github/integration/tests/tests.sh b/tests/tests.sh
similarity index 98%
rename from .github/integration/tests/tests.sh
rename to tests/tests.sh
index f1d799e..5557c12 100644
--- a/.github/integration/tests/tests.sh
+++ b/tests/tests.sh
@@ -12,7 +12,7 @@ function check_output_status() {
 
 cd dev_utils || exit 1
 
-s3cmd -c directS3 put README.md s3://test/some_user/ || exit 1
+s3cmd -c directS3 put README.md s3://test/some_user/ >/dev/null 2>&1 || exit 1
 
 echo "- Testing allowed actions"