diff --git a/config/defaults.ini b/config/defaults.ini
index ad02abb9..fd018213 100644
--- a/config/defaults.ini
+++ b/config/defaults.ini
@@ -116,6 +116,7 @@ hooks_add =
   50-flatpak.chroot
   50-language
   50-locales
+  50-metrics-urls
   50-timezone
   50-update-done-stamp
   50-reclaim-swap-stamp
@@ -221,6 +222,12 @@ icon_grid_add =
 # Brand-specific configuration for the First Boot Experience
 branding_fbe_config = 
 
+# Metrics server URLs. metrics_server_url sets the URL for the OS
+# metrics server (azafea-metrics-proxy) while activation_server_url sets
+# the URL for the activation server (eos-activation-server).
+metrics_server_url =
+activation_server_url =
+
 [kolibri]
 app_version = 0.15.12
 app_desktop_xdg_plugin_version = 1.2.0
diff --git a/hooks/image/50-metrics-urls b/hooks/image/50-metrics-urls
new file mode 100644
index 00000000..72f1a4e7
--- /dev/null
+++ b/hooks/image/50-metrics-urls
@@ -0,0 +1,15 @@
+# Set custom metrics server URLs.
+
+if [ -n "${EIB_IMAGE_METRICS_SERVER_URL}" ]; then
+  conf_file="${OSTREE_DEPLOYMENT}"/etc/metrics/eos-metrics-permissions.conf
+  [ -f "${conf_file}" ] || echo "[global]" > "${conf_file}"
+  sed -i '/^server_url *=/d' "${conf_file}"
+  echo "server_url=${EIB_IMAGE_METRICS_SERVER_URL}" >> "${conf_file}"
+fi
+
+if [ -n "${EIB_IMAGE_ACTIVATION_SERVER_URL}" ]; then
+  conf_file="${OSTREE_DEPLOYMENT}"/etc/eos-phone-home.conf
+  [ -f "${conf_file}" ] || echo "[global]" > "${conf_file}"
+  sed -i '/^host *=/d' "${conf_file}"
+  echo "host=${EIB_IMAGE_ACTIVATION_SERVER_URL}" >> "${conf_file}"
+fi