diff --git a/backend/src/graphql/model/ContributionMessage.ts b/backend/src/graphql/model/ContributionMessage.ts
index 1357c02cb..c70a88e21 100644
--- a/backend/src/graphql/model/ContributionMessage.ts
+++ b/backend/src/graphql/model/ContributionMessage.ts
@@ -47,3 +47,11 @@ export class ContributionMessageListResult {
   @Field(() => [ContributionMessage])
   messages: ContributionMessage[]
 }
+@ObjectType()
+export class ContributionMessageListResult {
+  @Field(() => Number)
+  count: number
+
+  @Field(() => [ContributionMessage])
+  messages: ContributionMessage[]
+}