diff --git a/.travis.yml b/.travis.yml
index 1414ddb6..7d96f4b8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,8 +12,8 @@ env:
 python:
   - 2.7
 before_install:
-  - docker pull docker.elastic.co/elasticsearch/elasticsearch:5.6.11
-  - docker run -d -p 9200:9200 -p 9300:9300 --name=ES elasticsearch:5.6.11
+  - docker pull docker.elastic.co/elasticsearch/elasticsearch:5.6.13
+  - docker run -d -p 9200:9200 -p 9300:9300 --name=ES elasticsearch:5.6.13
 install:
   - pip install -r requirements.txt
   - pip install -r requirements.dev.txt
diff --git a/README.md b/README.md
index 9f4575b7..c1120ec5 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ Typing `curl localhost:9200` should show something like:
   "cluster_name": "elasticsearch",
   "cluster_uuid": "6BlykLd8Sj2mxswcump2wA",
   "version": {
-    "number": "5.6.11",
+    "number": "5.6.13",
     "build_hash": "bc3eef4",
     "build_date": "2018-08-16T15:25:17.293Z",
     "build_snapshot": false,
diff --git a/docker-compose.yml b/docker-compose.yml
index bf2f696e..4133e83d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -28,7 +28,7 @@ services:
       retries:  30
         
   kibana:
-    image: kibana:5.6.11
+    image: kibana:5.6.13
     ports:
       - 5601:5601
     environment:
diff --git a/scripts/run_on_gcp.sh b/scripts/run_on_gcp.sh
index 256bd861..4d5320e0 100755
--- a/scripts/run_on_gcp.sh
+++ b/scripts/run_on_gcp.sh
@@ -66,7 +66,7 @@ services:
   elasticsearch:
     #image: elasticsearch:5.6.11
     #note that the docker hub version doesn't allow restores for some reason...
-    image: docker.elastic.co/elasticsearch/elasticsearch:5.6.11
+    image: docker.elastic.co/elasticsearch/elasticsearch:5.6.13
     ports:
       - 9200:9200
     environment:
@@ -90,7 +90,7 @@ services:
       retries:  30
         
   kibana:
-    image: kibana:5.6.11
+    image: kibana:5.6.13
     ports:
       - 5601:5601
     environment: