diff --git a/core/dcschema_enum_instances.mcf b/core/dcschema_enum_instances.mcf
index 48c1ff611..f1db255ef 100644
--- a/core/dcschema_enum_instances.mcf
+++ b/core/dcschema_enum_instances.mcf
@@ -1404,12 +1404,22 @@ typeOf: dcs:HealthBehaviorEnum
 Node: dcid:ScheduledCaste
 typeOf: dcs:SocialCategoryEnum
 name: "ScheduledCaste"
-description: "Scheduled Caste is an officially designated group of people in India."
+description: "Scheduled Caste (SC) is an officially designated group of people in India."
 
 Node: dcid:ScheduledTribe
 typeOf: dcs:SocialCategoryEnum
 name: "ScheduledTribe"
-description: "Scheduled Tribe is an officially designated group of people in India."
+description: "Scheduled Tribe (ST) is an officially designated group of people in India."
+
+Node: dcid:OtherBackwardClass
+typeOf: dcs:SocialCategoryEnum
+name: "OtherBackwardClass"
+description: "Group of people in India who are not part of Scheduled Cast or Scheduled Tribe, but fall into backward classes."
+
+Node: dcid:GeneralCategory
+typeOf: dcs:SocialCategoryEnum
+name: "GeneralCategory"
+description: "Group of people in India who don't belong to any other categories."
 
 Node: dcid:Illiterate
 typeOf: dcs:LiteracyStatusEnum
diff --git a/core/edu.mcf b/core/edu.mcf
index fca65524d..7bc24d965 100644
--- a/core/edu.mcf
+++ b/core/edu.mcf
@@ -562,6 +562,10 @@ Node: dcid:HighSchool
 typeOf: dcs:SchoolLevelEnum
 name: HighSchool
 
+Node: dcid:SecondarySchool
+typeOf: dcs:SchoolLevelEnum
+name: SecondarySchool
+
 Node: dcid:NCES_SchoolLevelOther
 typeOf: dcs:SchoolLevelEnum
 name: "School Level Other"
@@ -1142,3 +1146,10 @@ name: "UDISE Other Central Government Schools"
 Node: dcid:UDISE_UnknownSchoolManagement
 typeOf: dcs:SchoolManagementEnum
 name: "UDISE Unknown School Management"
+
+Node: dcid:dropoutRate
+name: "dropoutRate"
+typeOf: schema:Property
+domainIncludes: dcs:Person, dcs:Student
+rangeIncludes: schema:Number
+description: "Percentage of students who are no longer enrolled."