diff --git a/README.md b/README.md
index 3ec585f..efc3c63 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Embeds mastodon timline into a html page. Uses JS, no intermediate server requir
 
 sudo npm install -g npx
 sudo npm install -g shadow-cljs
-npm install source-map-support
+npm install source-map-support --save-dev
 npm install mastodon-api
 
 # Development
diff --git a/src/main/dda/masto_embed/app.cljs b/src/main/dda/masto_embed/app.cljs
index f82b5b0..40953e1 100644
--- a/src/main/dda/masto_embed/app.cljs
+++ b/src/main/dda/masto_embed/app.cljs
@@ -1,21 +1,21 @@
 (ns dda.masto-embed.app
- (:require ["mastodon-api" :as Mastodon]
-           [clojure.pprint :as pprint :refer [pprint]]
-           [cljs.core.async :refer [go]]
-           [cljs.core.async.interop :refer-macros [<p!]]))
- 
+  (:require ["mastodon-api" :as Mastodon]
+            [clojure.pprint :as pprint :refer [pprint]]
+            [cljs.core.async :refer [go]]
+            [cljs.core.async.interop :refer-macros [<p!]]))
+
 (defn get-content-seq [response]
- (map 
-  #(aget % "content") 
-  (array-seq 
-   (aget response "data"))))
+  (map
+   #(aget % "content")
+   (array-seq
+    (aget response "data"))))
 
 (defn init []
   (let [config (js-obj "api_url" "https://social.meissa-gmbh.de/api/v1/" "access_token" "...")
         masto (new Mastodon config)
         rest-endpoint "accounts/:id/statuses"
         id-config (js-obj "id" "2")]
-    (pprint 
+    (pprint
      (go
        (let [response (<p! (.get masto rest-endpoint id-config))]
          (get-content-seq response))))))