diff --git a/README.md b/README.md
index bad14dde5b4481b42bbbdf275cc842fe4967df8b..6e3d96215062ecd7eacf897ae74cc85eb7e4c36f 100644
--- a/README.md
+++ b/README.md
@@ -109,7 +109,7 @@ Supported Components
 --------------------
 
 -   Core
-    -   [kubernetes](https://github.com/kubernetes/kubernetes) v1.15.0
+    -   [kubernetes](https://github.com/kubernetes/kubernetes) v1.15.1
     -   [etcd](https://github.com/coreos/etcd) v3.3.10
     -   [docker](https://www.docker.com/) v18.06 (see note)
     -   [cri-o](http://cri-o.io/) v1.11.5 (experimental: see [CRI-O Note](docs/cri-o.md). Only on centos based OS)
diff --git a/inventory/sample/group_vars/k8s-cluster/k8s-cluster.yml b/inventory/sample/group_vars/k8s-cluster/k8s-cluster.yml
index ce66342a7e3e377e3466cbfd208382fa58fc2d20..7df70a753ad5ad8f7b812909ff47a53da53bebfb 100644
--- a/inventory/sample/group_vars/k8s-cluster/k8s-cluster.yml
+++ b/inventory/sample/group_vars/k8s-cluster/k8s-cluster.yml
@@ -20,7 +20,7 @@ kube_users_dir: "{{ kube_config_dir }}/users"
 kube_api_anonymous_auth: true
 
 ## Change this to use another Kubernetes version, e.g. a current beta release
-kube_version: v1.15.0
+kube_version: v1.15.1
 
 # kubernetes image repo define
 kube_image_repo: "gcr.io/google-containers"
diff --git a/roles/download/defaults/main.yml b/roles/download/defaults/main.yml
index 7c11668bc6266b12a39f123434c24266c6fb793b..49e99d420666b7fe0f08e0a3fbe2884c0c9c90ce 100644
--- a/roles/download/defaults/main.yml
+++ b/roles/download/defaults/main.yml
@@ -49,7 +49,7 @@ download_delegate: "{% if download_localhost %}localhost{% else %}{{ groups['kub
 image_arch: "{{host_architecture | default('amd64')}}"
 
 # Versions
-kube_version: v1.15.0
+kube_version: v1.15.1
 kubeadm_version: "{{ kube_version }}"
 etcd_version: v3.3.10
 
@@ -101,6 +101,7 @@ crictl_checksums:
 # Checksums
 hyperkube_checksums:
   arm:
+    v1.15.1: fc5af96fd9341776d84c38675be7b8045dee20af327af9331972c422a4109918
     v1.15.0: d923c781031bfd97d0fbe50311e4d7c3616aa5b6d466b99049931f09d73d07b9
     v1.14.4: 429a10369b2ef35a9c2d662347277339d53fa66ef55ffeabcc7d9b850e31056d
     v1.14.3: 3fac785261bcf79f7a80b12c4a1dda893ce8c0879caf57b36d4701730671b574
@@ -108,6 +109,7 @@ hyperkube_checksums:
     v1.14.1: 839a4abfeafbd5f5ab057ad0e8a0b0b488b3cde14a646eba040a7f579875f565
     v1.14.0: d090b1da23564a7e9bb8f1f4264f2116536c52611ae203fe2ca13eaad0a8003e
   arm64:
+    v1.15.1: 80ed372c5f6c5178df88616175310057c06bdc9d0905953814a1927eb3aaa657
     v1.15.0: 824af7d925b87a5ade63575b98b59ee81005fc76eac1dc399602308d7a60bc3c
     v1.14.4: 9e0b4fde88a07c705e0937cd3161392684e3ca08535d14a99ae3b86bbf4c56b3
     v1.14.3: f29211d668cbcf1aa415dfa64aad95ffc53b5410482a23cddb680caec4e907a3
@@ -115,6 +117,7 @@ hyperkube_checksums:
     v1.14.1: d5236efc2547fd07c7cc2ed9345dfbcd1204385847ca686cf1c62d15056de399
     v1.14.0: 708e00a41f6516d525dee00c91ebe3c3bf2feaf9b7f0af7689487e3e17e356c2
   amd64:
+    v1.15.1: 22b7b1e7f5f2a452d62e0ca4c2cba67119c51e04219aaeaf8452825f9177069e
     v1.15.0: 3cc72cc58517b97c608c7a59a20255675bc70f07217c9e11e58cac7746139283
     v1.14.4: 5f31434f3a884257a7b0e3178fc869720a7526c8637af5713d23433ddf2592dd
     v1.14.3: 6c6cb5c118b2129ba4e56697f42567be3587eb636a477cd342b69f87b3b049d1
@@ -123,6 +126,7 @@ hyperkube_checksums:
     v1.14.0: af8b04504365dbe4ce6a1772f42eb390d4221a21149b522fc8a0c4b1cd3d97aa
 kubeadm_checksums:
   arm:
+    v1.15.1: 855abd520291dcef0577a1a2ef87a70f522fd2b22603a12abcd86c2f7ec9c022
     v1.15.0: 9464030a1d4e101de5f47348f3514d5a9eb95cbce2e5e31f53ada1ca485cf75e
     v1.14.4: 36835488d7187406690ee6aa4b3c9c54855cb5c55d786d0574a508b955fe3a46
     v1.14.3: 270b8c346aeaa309d11d65695c4a90f6bff5b1ea14bdec3c417ca2dfb3de0db3
@@ -130,6 +134,7 @@ kubeadm_checksums:
     v1.14.1: 4bd111411208f1270ed3af8780b87d24a3c17c9fdbe4b0f8c7a9a21cd765543e
     v1.14.0: 11f2cfa8bf7ee177dbac8073ab0f039dc265536baaa8dc0c4dea699f981f6fd1
   arm64:
+    v1.15.1: 44fbfad0f1026d249fc4f365f1e9562cd52d75360d4d1032731122ba5a4d57dc
     v1.15.0: fe3c79070814fe847a23209b1027672fe5c5e7e5c9611e329225058926836f96
     v1.14.4: 60745b3ac761d3aa55ab9a24677ecf4e7f48b5abed34c725047a174456e5a79b
     v1.14.3: 8edcc07c65f81eea3fc47cd237dd6560c6907c5e0ca52d71eab53ca1164e7d01
@@ -137,6 +142,7 @@ kubeadm_checksums:
     v1.14.1: 5cf05464168e45ee4719264a267c65f9319fae1ceb9923fedab97a9d6a629e0b
     v1.14.0: 7ed9d706e50cd6d3fc618a7af3d19b691b8a5343ddedaeccb4ea09af3ecfae2c
   amd64:
+    v1.15.1: 3d42441ae177826f1181e559cd2a729464ca8efadef196cfa0e8053a615333b5
     v1.15.0: fc4aa44b96dc143d7c3062124e25fed671cab884ebb8b2446edd10abb45e88c2
     v1.14.4: 291790a1cef82c4de28cc3338a199ca8356838ca26f775f2c2acba165b633d9f
     v1.14.3: 026700dfff3c78be1295417e96d882136e5e1f095eb843e6575e57ef9930b5d3
diff --git a/roles/kubespray-defaults/defaults/main.yaml b/roles/kubespray-defaults/defaults/main.yaml
index fd42eb3f5f8e1f31126e63f04ddb72d51562c2b3..88e9f2eed3838ade5fbaf4f7fbcc8c57e1a8998c 100644
--- a/roles/kubespray-defaults/defaults/main.yaml
+++ b/roles/kubespray-defaults/defaults/main.yaml
@@ -12,7 +12,7 @@ is_atomic: false
 disable_swap: true
 
 ## Change this to use another Kubernetes version, e.g. a current beta release
-kube_version: v1.15.0
+kube_version: v1.15.1
 
 ## The minimum version working
 kube_version_min_required: v1.14.0
diff --git a/tests/testcases/015_check-pods-running.yml b/tests/testcases/015_check-pods-running.yml
index c24e00aca23d325d3b0b469bfbd18913a13b5413..59dd2ce5b986e46beb13627a2e467bb2770238b9 100644
--- a/tests/testcases/015_check-pods-running.yml
+++ b/tests/testcases/015_check-pods-running.yml
@@ -28,7 +28,7 @@
     - '(run_pods_log.stdout | from_yaml)["items"] | map(attribute = "status.phase") | unique | list == ["Running"]'
     # Check that all pods are ready
     - '(run_pods_log.stdout | from_yaml)["items"] | map(attribute = "status.containerStatuses") | map("map", attribute = "ready") | map("min") | min'
-    retries: 18
+    retries: 30
     delay: 10
     failed_when: false
     no_log: true