diff --git a/src/main/java/net/frozenorb/apiv3/dataImport/converters/GrantConverter.java b/src/main/java/net/frozenorb/apiv3/dataImport/converters/GrantConverter.java
index 085618a..22e5715 100644
--- a/src/main/java/net/frozenorb/apiv3/dataImport/converters/GrantConverter.java
+++ b/src/main/java/net/frozenorb/apiv3/dataImport/converters/GrantConverter.java
@@ -38,6 +38,8 @@ public final class GrantConverter implements Block<Document> {
             rank = "high-roller";
         } else if (rank.equalsIgnoreCase("dev")) {
             rank = "developer";
+        } else if (rank.equalsIgnoreCase("coowner")) {
+            rank = "owner";
         }
 
         Grant created = new Grant(