diff --git a/docs/03-apis/api-admin/projects.md b/docs/03-apis/api-admin/projects.md
index 606f2226c4..67618b563d 100644
--- a/docs/03-apis/api-admin/projects.md
+++ b/docs/03-apis/api-admin/projects.md
@@ -67,6 +67,7 @@
 ```json
     {
       "shortname": "newproject",
+      "shortcode": "3333",
       "longname": "project longname",
       "description": [{"value": "project description", "language": "en"}],
       "keywords": ["test project"],
diff --git a/webapi/src/main/scala/org/knora/webapi/LanguageCodes.scala b/webapi/src/main/scala/org/knora/webapi/LanguageCodes.scala
index 712e94e39a..dbe07ef9cb 100644
--- a/webapi/src/main/scala/org/knora/webapi/LanguageCodes.scala
+++ b/webapi/src/main/scala/org/knora/webapi/LanguageCodes.scala
@@ -13,11 +13,13 @@ object LanguageCodes {
   val EN: String = "en"
   val FR: String = "fr"
   val IT: String = "it"
+  val RM: String = "rm"
 
   val SupportedLanguageCodes: Set[String] = Set(
     DE,
     EN,
     FR,
-    IT
+    IT,
+    RM
   )
 }