diff --git a/testing/environments/7.11.yml b/testing/environments/7.11.yml
deleted file mode 100644
index 7f93445987c..00000000000
--- a/testing/environments/7.11.yml
+++ /dev/null
@@ -1,38 +0,0 @@
-# This is the latest 7.11
-
-version: '2.3'
-services:
-  elasticsearch:
-    image: docker.elastic.co/elasticsearch/elasticsearch:7.11.2
-    healthcheck:
-      test: ["CMD-SHELL", "curl -s http://localhost:9200/_cat/health?h=status | grep -q green"]
-      retries: 300
-      interval: 1s
-    environment:
-    - "ES_JAVA_OPTS=-Xms1g -Xmx1g"
-    - "network.host="
-    - "transport.host=127.0.0.1"
-    - "http.host=0.0.0.0"
-    - "xpack.security.enabled=false"
-    - "script.context.template.max_compilations_rate=unlimited"
-    - "script.context.ingest.cache_max_size=2000"
-    - "script.context.processor_conditional.cache_max_size=2000"
-    - "script.context.template.cache_max_size=2000"
-    - "action.destructive_requires_name=false"
-
-  logstash:
-    image: docker.elastic.co/logstash/logstash:7.11.2
-    healthcheck:
-      test: ["CMD", "curl", "-f", "http://localhost:9600/_node/stats"]
-      retries: 600
-      interval: 1s
-    volumes:
-      - ./docker/logstash/pipeline:/usr/share/logstash/pipeline:ro
-      - ./docker/logstash/pki:/etc/pki:ro
-
-  kibana:
-    image: docker.elastic.co/kibana/kibana:7.11.2
-    healthcheck:
-      test: ["CMD-SHELL", "curl -s http://localhost:5601/api/status | grep -q 'Looking good'"]
-      retries: 600
-      interval: 1s
diff --git a/testing/environments/prev-minor.yml b/testing/environments/prev-minor.yml
index 5ea3311a58e..a4506188f6b 100644
--- a/testing/environments/prev-minor.yml
+++ b/testing/environments/prev-minor.yml
@@ -33,6 +33,6 @@ services:
   kibana:
     image: docker.elastic.co/kibana/kibana:7.15.0
     healthcheck:
-      test: ["CMD-SHELL", "curl -s http://localhost:5601/api/status | grep -q 'Looking good'"]
+      test: ["CMD-SHELL", "curl -s http://localhost:5601/api/status?v8format=true | grep -q '\"overall\":{\"level\":\"available\"'"]
       retries: 600
       interval: 1s
diff --git a/testing/environments/snapshot-oss.yml b/testing/environments/snapshot-oss.yml
index 759dd22753e..d3a731eb1d8 100644
--- a/testing/environments/snapshot-oss.yml
+++ b/testing/environments/snapshot-oss.yml
@@ -33,7 +33,7 @@ services:
   kibana:
     image: docker.elastic.co/kibana/kibana:8.0.0-7e122dd9-SNAPSHOT
     healthcheck:
-      test: ["CMD-SHELL", "curl -s http://localhost:5601/api/status | grep -q 'Looking good'"]
+      test: ["CMD-SHELL", "curl -s http://localhost:5601/api/status?v8format=true | grep -q '\"overall\":{\"level\":\"available\"'"]
       retries: 600
       interval: 1s