diff --git a/app-constants.js b/app-constants.js
index de6ddffc..72ddaa49 100644
--- a/app-constants.js
+++ b/app-constants.js
@@ -85,6 +85,11 @@ const challengeTextSortField = {
   TypeId: 'typeId'
 }
 
+const reviewTypes = {
+  Community: 'COMMUNITY',
+  Internal: 'INTERNAL'
+}
+
 module.exports = {
   UserRoles,
   prizeSetTypes,
@@ -95,5 +100,6 @@ module.exports = {
   Topics,
   challengeTracks,
   challengeTextSortField,
-  DiscussionTypes
+  DiscussionTypes,
+  reviewTypes
 }
diff --git a/docs/swagger.yaml b/docs/swagger.yaml
index a4a738a2..8be8a99a 100644
--- a/docs/swagger.yaml
+++ b/docs/swagger.yaml
@@ -2550,6 +2550,10 @@ definitions:
           reviewType:
             type: string
             description: the review type
+            enum:
+              - 'INTERNAL'
+              - 'COMMUNITY'
+            default: 'INTERNAL'
           forumId:
             type: integer
             description: the forum id
@@ -2718,7 +2722,6 @@ definitions:
       - prizeSets
       - created
       - createdBy
-      - reviewType
       - tags
       - status
   Attachment:
@@ -2962,13 +2965,16 @@ definitions:
             type: string
           reviewType:
             type: string
+            enum:
+              - 'INTERNAL'
+              - 'COMMUNITY'
+            default: 'INTERNAL'
           confidentialityType:
             type: string
           forumId:
             type: number
         required:
           - track
-          - reviewType
       name:
         type: string
       description:
@@ -3246,7 +3252,6 @@ definitions:
       - prizeSets
       - created
       - createdBy
-      - reviewType
       - tags
       - projectId
       - forumId
diff --git a/src/services/ChallengeService.js b/src/services/ChallengeService.js
index 74ef3a63..d6205ea1 100644
--- a/src/services/ChallengeService.js
+++ b/src/services/ChallengeService.js
@@ -959,7 +959,7 @@ createChallenge.schema = {
     typeId: Joi.id(),
     trackId: Joi.id(),
     legacy: Joi.object().keys({
-      reviewType: Joi.string().required(),
+      reviewType: Joi.string().valid(_.values(constants.reviewTypes)).default(constants.reviewTypes.Internal),
       confidentialityType: Joi.string().default(config.DEFAULT_CONFIDENTIALITY_TYPE),
       forumId: Joi.number().integer(),
       directProjectId: Joi.number().integer(),
@@ -1703,7 +1703,7 @@ fullyUpdateChallenge.schema = {
   challengeId: Joi.id(),
   data: Joi.object().keys({
     legacy: Joi.object().keys({
-      reviewType: Joi.string().required(),
+      reviewType: Joi.string().valid(_.values(constants.reviewTypes)).default(constants.reviewTypes.Internal),
       confidentialityType: Joi.string().default(config.DEFAULT_CONFIDENTIALITY_TYPE),
       forumId: Joi.number().integer(),
       directProjectId: Joi.number().integer(),
@@ -1802,7 +1802,7 @@ partiallyUpdateChallenge.schema = {
     legacy: Joi.object().keys({
       track: Joi.string(),
       subTrack: Joi.string(),
-      reviewType: Joi.string(),
+      reviewType: Joi.string().valid(_.values(constants.reviewTypes)).default(constants.reviewTypes.Internal),
       confidentialityType: Joi.string().default(config.DEFAULT_CONFIDENTIALITY_TYPE),
       directProjectId: Joi.number(),
       forumId: Joi.number().integer(),