diff --git a/docker-compose.yaml b/docker-compose.yaml
index 48f91c1..8b0ef56 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -18,8 +18,6 @@ services:
 
   php-api:
     image: "openml/php-rest-api"
-    build:
-      context: ./docker/php/
     ports:
       - "8002:80"
     depends_on:
@@ -47,7 +45,7 @@ services:
       - database
 
   elasticsearch:
-    image: docker.elastic.co/elasticsearch/elasticsearch:8.10.4
+    image: docker.elastic.co/elasticsearch/elasticsearch:6.8.23
     container_name: "elasticsearch"
     ports:
       - "9200:9200"