diff --git a/Dockerfile.dapper b/Dockerfile.dapper
index 2f7d17ca..373be1d6 100644
--- a/Dockerfile.dapper
+++ b/Dockerfile.dapper
@@ -75,8 +75,8 @@ ARG IMAGE_NAME=${OS_REPO}/os
 ARG OS_CONSOLE=default
 ARG OS_AUTOFORMAT=false
 
-ARG OS_BASE_URL_amd64=https://github.com/rancher/os-base/releases/download/v2018.02.7-4/os-base_amd64.tar.xz
-ARG OS_BASE_URL_arm64=https://github.com/rancher/os-base/releases/download/v2018.02.7-4/os-base_arm64.tar.xz
+ARG OS_BASE_URL_amd64=https://github.com/rancher/os-base/releases/download/v2018.02.11-1/os-base_amd64.tar.xz
+ARG OS_BASE_URL_arm64=https://github.com/rancher/os-base/releases/download/v2018.02.11-1/os-base_arm64.tar.xz
 
 ARG OS_INITRD_BASE_URL_amd64=https://github.com/rancher/os-initrd-base/releases/download/v2018.02.7-1/os-initrd-base-amd64.tar.gz
 ARG OS_INITRD_BASE_URL_arm64=https://github.com/rancher/os-initrd-base/releases/download/v2018.02.7-1/os-initrd-base-arm64.tar.gz