diff --git a/common/js/types.d.ts b/common/js/types.d.ts
index ce0bfe2a8..c52c048ca 100644
--- a/common/js/types.d.ts
+++ b/common/js/types.d.ts
@@ -159,7 +159,7 @@ export interface RivalGroupDocument extends MongoDBDocument {
     };
     rivalGroupID: string;
 }
-declare type MRGChallengeModes = "goal" | "lamp" | "score";
+export declare type MRGChallengeModes = "goal" | "lamp" | "score";
 export interface MutualRivalGroupChallenge extends MongoDBDocument {
     challengeID: string;
     derivedScoreID: string | null;
@@ -170,8 +170,8 @@ export interface MutualRivalGroupChallenge extends MongoDBDocument {
     mrgID: string;
     postedAt: integer;
 }
-declare type MRGFolderTargetFieldNames = "scoreData.percent" | "scoreData.gradeIndex" | "scoreData.lampIndex" | "calculatedData.gameSpecific.BPI";
-interface MRGFolderTarget {
+export declare type MRGFolderTargetFieldNames = "scoreData.percent" | "scoreData.gradeIndex" | "scoreData.lampIndex" | "calculatedData.gameSpecific.BPI";
+export interface MRGFolderTarget {
     field: MRGFolderTargetFieldNames;
     target: number;
 }
diff --git a/common/src/types.ts b/common/src/types.ts
index acc9ec4f5..4a3ac0f81 100644
--- a/common/src/types.ts
+++ b/common/src/types.ts
@@ -208,7 +208,7 @@ export interface RivalGroupDocument extends MongoDBDocument {
     rivalGroupID: string;
 }
 
-type MRGChallengeModes = "goal" | "lamp" | "score";
+export type MRGChallengeModes = "goal" | "lamp" | "score";
 export interface MutualRivalGroupChallenge extends MongoDBDocument {
     challengeID: string;
     derivedScoreID: string | null;
@@ -220,13 +220,13 @@ export interface MutualRivalGroupChallenge extends MongoDBDocument {
     postedAt: integer;
 }
 
-type MRGFolderTargetFieldNames =
+export type MRGFolderTargetFieldNames =
     | "scoreData.percent"
     | "scoreData.gradeIndex"
     | "scoreData.lampIndex"
     | "calculatedData.gameSpecific.BPI";
 
-interface MRGFolderTarget {
+export interface MRGFolderTarget {
     field: MRGFolderTargetFieldNames;
     target: number;
 }