diff --git a/src/controller.js b/src/controller.js
index 498aad2..99fab25 100644
--- a/src/controller.js
+++ b/src/controller.js
@@ -41,9 +41,9 @@ class Controller {
     handleConfigMapDeleted(configmap) {
         this.grafana
             .slug(dashboardManifest(configmap))
-            .then((slug) => { this.grafana.deleteDashboard.bind(this.grafana); return slug; })
-            .then((slug) => {
-                console.log("deleted dashboard", slug, "because configmap", identifier(configmap), "has been deleted");
+            .then(this.grafana.deleteDashboard.bind(this.grafana))
+            .then(() => {
+                console.log("the dashboard managed by configmap", identifier(configmap), "has been deleted");
             })
             .catch((error) => {
                 console.error("unable to delete dashboard for configmap", identifier(configmap), error);
diff --git a/src/grafana.js b/src/grafana.js
index 1ff71b1..f783793 100644
--- a/src/grafana.js
+++ b/src/grafana.js
@@ -34,13 +34,13 @@ class Grafana {
 
     createDashboard(dashboard) {
         return this.client
-            .post("dashboards/db", Object.assign({}, dashboard, { overwrite: false }))
+            .post("dashboards/import", dashboard)
             .then(unwrapResponse);
     }
 
-    updateDashboard(dashboard) {
+    updateDashboard({ dashboard }) {
         return this.client
-            .post("dashboards/db", Object.assign({}, dashboard, { overwrite: true }))
+            .post("dashboards/db", { dashboard })
             .then(unwrapResponse);
     }