diff --git a/docker-compose.yml b/docker-compose.yml
index 115ce3e..ffaacba 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -80,6 +80,7 @@ services:
     
     transform-core-aio:
         image: alfresco/alfresco-transform-core-aio:2.3.6
+        mem_limit: 1g
         environment:
             ACTIVEMQ_URL: "nio://activemq:61616"
             FILE_STORE_URL: "http://shared-file-store:8099/alfresco/api/-default-/private/sfs/versions/1/file"
@@ -120,7 +121,7 @@ services:
     
     postgres-acs:
         image: postgres:11.7
-        mem_limit: 512m
+        mem_limit: 128m
         environment:
             - POSTGRES_PASSWORD=alfresco
             - POSTGRES_USER=alfresco
@@ -129,7 +130,7 @@ services:
     
     search:
         image: alfresco/alfresco-search-services:2.0.1
-        mem_limit: 2g
+        mem_limit: 1g
         environment:
             - SOLR_ALFRESCO_HOST=platform
             - SOLR_ALFRESCO_PORT=8080
@@ -140,7 +141,7 @@ services:
 
     activemq:
         image: alfresco/alfresco-activemq:5.15.8
-        mem_limit: 256m
+        mem_limit: 512m
 
     sync:
         image: quay.io/alfresco/service-sync:3.3.3.1
@@ -178,7 +179,8 @@ services:
             APP_CONFIG_OAUTH2_REDIRECT_LOGOUT: "/workspace/logout"
 
     identity:
-        image: alfresco/alfresco-identity-service:1.3
+        image: alfresco/alfresco-identity-service:1.4.0
+        mem_limit: 512m
         user: jboss
         environment:
             KEYCLOAK_USER: admin
@@ -191,7 +193,7 @@ services:
                 aliases:
                     - "${IDENTITY_SERVICE_HOST}"
         healthcheck:
-            test: ["CMD", "curl", "-f", "http://localhost:8080/auth"]
+            test: ["CMD", "curl", "-f", "http://localhost:8080/auth/realms/alfresco"]
             interval: 10s
             timeout: 10s
             # Really long startup times on Windows
@@ -202,6 +204,7 @@ services:
     proxy:
         build: ./nginx-ingress
         image: local/nginx-ingress:acs-sync-share-adw-aims
+        mem_limit: 256m
         ports:
             - 8080:8080
         depends_on: