diff --git a/Dockerfile b/Dockerfile
index d85a5ed..a9272e1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,12 @@
 ARG ARCH=amd64
 
-FROM buildroot-rootfs-$ARCH:2020.08.2 as buildroot
+FROM klutchell/buildroot-rootfs-$ARCH:2020.11 as buildroot
 
-COPY . .
+COPY package ./package
+
+COPY rootfs_overlay ./rootfs_overlay
+
+COPY config.pkg ./config.pkg
 
 RUN support/kconfig/merge_config.sh -m .config config.pkg
 
diff --git a/README.md b/README.md
index 322b324..565fabf 100644
--- a/README.md
+++ b/README.md
@@ -84,7 +84,7 @@ documentation and mounting your own config directory.
 - <https://nlnetlabs.nl/documentation/unbound/unbound.conf/>
 - <https://nlnetlabs.nl/documentation/unbound/howto-optimise/>
 
-### Example
+### Examples
 
 Use unbound-dnscrypt as upstream DNS for [Pi-Hole](https://pi-hole.net/).
 
diff --git a/package/unbound/unbound.hash b/package/unbound/unbound.hash
index c2c6ab7..4ceb023 100644
--- a/package/unbound/unbound.hash
+++ b/package/unbound/unbound.hash
@@ -1,3 +1,3 @@
 # Locally calculated
-sha256 5b9253a97812f24419bf2e6b3ad28c69287261cf8c8fa79e3e9f6d3bf7ef5835  unbound-1.12.0.tar.gz
+sha256 a954043a95b0326ca4037e50dace1f3a207a0a19e9a4a22f4c6718fc623db2a1  unbound-1.13.0.tar.gz
 sha256 8eb9a16cbfb8703090bbfa3a2028fd46bb351509a2f90dc1001e51fbe6fd45db  LICENSE
diff --git a/package/unbound/unbound.mk b/package/unbound/unbound.mk
index 694c332..37f1dde 100644
--- a/package/unbound/unbound.mk
+++ b/package/unbound/unbound.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-UNBOUND_VERSION = 1.12.0
+UNBOUND_VERSION = 1.13.0
 UNBOUND_SITE = https://www.unbound.net/downloads
 UNBOUND_DEPENDENCIES = host-pkgconf expat libevent openssl
 UNBOUND_LICENSE = BSD-3-Clause