diff --git a/utils/db_structure.sql b/utils/db_structure.sql
index 64837a6..2421760 100644
--- a/utils/db_structure.sql
+++ b/utils/db_structure.sql
@@ -32,7 +32,9 @@
   begins INT NOT NULL, -- UNIX timestamp de l'hora d'inici
   INDEX(begins),
   ends INT NOT NULL, -- UNIX timestamp de l'hora de fi
-  INDEX(ends)
+  INDEX(ends),
+  degree VARCHAR(50) NOT NULL,
+  INDEX(degree)
 );
 
 -- @TODO: Add form completion log table