diff --git a/.travis/elasticsearch-setup-passwords.exp b/.travis/elasticsearch-setup-passwords.exp
index b5ff18a..b5ff68d 100755
--- a/.travis/elasticsearch-setup-passwords.exp
+++ b/.travis/elasticsearch-setup-passwords.exp
@@ -23,3 +23,6 @@ expect {
 	}
 	eof
 }
+
+lassign [wait] pid spawnid os_error_flag value
+exit $value
diff --git a/docker-stack.yml b/docker-stack.yml
index bf467f3..cde1aa3 100644
--- a/docker-stack.yml
+++ b/docker-stack.yml
@@ -3,7 +3,7 @@ version: '3.3'
 services:
 
   elasticsearch:
-    image: docker.elastic.co/elasticsearch/elasticsearch:7.0.1
+    image: docker.elastic.co/elasticsearch/elasticsearch:7.1.1
     ports:
       - "9200:9200"
       - "9300:9300"
@@ -20,7 +20,7 @@ services:
       replicas: 1
 
   logstash:
-    image: docker.elastic.co/logstash/logstash:7.0.1
+    image: docker.elastic.co/logstash/logstash:7.1.1
     ports:
       - "5000:5000"
       - "9600:9600"
@@ -38,7 +38,7 @@ services:
       replicas: 1
 
   kibana:
-    image: docker.elastic.co/kibana/kibana:7.0.1
+    image: docker.elastic.co/kibana/kibana:7.1.1
     ports:
       - "5601:5601"
     configs: