diff --git a/src/main/cljs/dda/k8s_mastodon_bot/yaml.cljs b/src/main/cljs/dda/k8s_mastodon_bot/yaml.cljs
index faed5b8..5a9de3b 100644
--- a/src/main/cljs/dda/k8s_mastodon_bot/yaml.cljs
+++ b/src/main/cljs/dda/k8s_mastodon_bot/yaml.cljs
@@ -1,8 +1,11 @@
 (ns dda.k8s-mastodon-bot.yaml
   (:require 
-   [aero.core :as aero]
    ["js-yaml" :as yaml]
    ))
 
 (defn from-string [input]
-  42)
\ No newline at end of file
+  (js->clj (yaml/load input)
+           :keywordize-keys true))
+
+(defn to-string [edn]
+  (yaml/dump (clj->js  edn)))
\ No newline at end of file
diff --git a/src/test/cljc/dda/k8s_mastodon_bot/yaml_test.cljc b/src/test/cljc/dda/k8s_mastodon_bot/yaml_test.cljc
index 5770833..7c4da6d 100644
--- a/src/test/cljc/dda/k8s_mastodon_bot/yaml_test.cljc
+++ b/src/test/cljc/dda/k8s_mastodon_bot/yaml_test.cljc
@@ -3,6 +3,11 @@
    [clojure.test :refer [deftest is testing are]]
    [dda.k8s-mastodon-bot.yaml :as cut]))
 
-(deftest should-pars-yaml-string
-  (is (= 43
+(deftest should-parse-yaml-string
+  (is (= {:hallo "welt"}
          (cut/from-string "hallo: welt"))))
+
+(deftest should-generate-yaml-string
+  (is (= "hallo: welt
+"
+         (cut/to-string {:hallo "welt"}))))