diff --git a/docs/blueprints/all/uml_requirements/all_domain_model.txt b/docs/blueprints/all/uml_requirements/all_domain_model.txt
index 208367afa6e8ad324cd2f3290caa0df1d573caeb..de1850b19332347adde3e136d573148cdc69c522 100644
--- a/docs/blueprints/all/uml_requirements/all_domain_model.txt
+++ b/docs/blueprints/all/uml_requirements/all_domain_model.txt
@@ -16,7 +16,7 @@ interface AllImportIncrement {
 	{classifier} update_star_schema()
 }
 
-entity DataImport {
+interface DataImport {
     datum_reported: Date
 	location: String
 	location_group: String
@@ -210,7 +210,7 @@ entity OwidImport {
 	{classifier} update_star_schema()
 }
 
-entity AllFlat {
+interface AllFlat {
     id: Integer
     datum_reported: Date
     year: Integer