diff --git a/misc-scripts/ontology/sql/table.sql b/misc-scripts/ontology/sql/table.sql
index 863d1af721496362ae2c01d53f18acd727f398f9..8c42416f7bf8b4694405906f7b80e994d7e6fba1 100644
--- a/misc-scripts/ontology/sql/table.sql
+++ b/misc-scripts/ontology/sql/table.sql
@@ -38,7 +38,7 @@ CREATE TABLE term (
 DROP TABLE IF EXISTS relation_type;
 CREATE TABLE relation_type (
   relation_type_id  INT UNSIGNED NOT NULL AUTO_INCREMENT,
-  name              VARCHAR(24) NOT NULL,
+  name              VARCHAR(64) NOT NULL,
 
   PRIMARY KEY (relation_type_id),
   UNIQUE INDEX name_idx (name)