diff --git a/config/dev.edn b/config/dev.edn
index b6d2c2ad..77a40349 100644
--- a/config/dev.edn
+++ b/config/dev.edn
@@ -7,7 +7,7 @@
  :aws-access-key-id "AKIAJIS67OSJARD2E6VQ"
  :aws-secret-access-key "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"
  :aws-region "us-east-1"
- :datomic-url "datomic:sql://invoices?jdbc:postgresql://database:5432/datomic?user=datomic&password=datomic"
+ :datomic-url "datomic:ddb://us-east-1/iol-dev/dev"
  :invoice-import-queue-url "https://sqs.us-east-1.amazonaws.com/679918342773/integreat-mail-staging" 
  :background-task-definition "integreat_background-worker_prod" 
  :requests-queue-url "https://sqs.us-east-1.amazonaws.com/679918342773/integreat-background-request-prod" 
diff --git a/config/prod-cloud-background-worker.edn b/config/prod-cloud-background-worker.edn
index bb122768..966dd855 100644
--- a/config/prod-cloud-background-worker.edn
+++ b/config/prod-cloud-background-worker.edn
@@ -1,6 +1,6 @@
 {:scheme "https"
  :db-name "prod-mirror2"
- :datomic-url "datomic:ddb://us-east-1/integreat/integreat-prod"
+ :datomic-url "datomic:ddb://us-east-1/iol-dev/dev"
  :dd-env "prod-cloud"
  :dd-service "integreat-app-cloud"
  :jwt-secret "auto ap invoices are awesome"
diff --git a/config/prod-cloud.edn b/config/prod-cloud.edn
index 279ba16d..b5bde305 100644
--- a/config/prod-cloud.edn
+++ b/config/prod-cloud.edn
@@ -1,6 +1,6 @@
 {:scheme "https"
  :db-name "prod-mirror2"
- :datomic-url "datomic:ddb://us-east-1/integreat/integreat-prod"
+ :datomic-url "datomic:ddb://us-east-1/iol-dev/dev"
  :dd-env "prod-cloud"
  :dd-service "integreat-app-cloud"
  :jwt-secret "auto ap invoices are awesome"
diff --git a/src/clj/user.clj b/src/clj/user.clj
index d10cf33e..c1f315e3 100644
--- a/src/clj/user.clj
+++ b/src/clj/user.clj
@@ -507,3 +507,8 @@
 (defn init-repl []
   (set! nrepl.middleware.print/*print-fn* clojure.pprint/pprint))
 
+
+(defn sample-ledger-import [client-code]
+  []
+  )
+