diff --git a/backend/src/graphql/arg/ContributionMessageArgs.ts b/backend/src/graphql/arg/ContributionMessageArgs.ts
new file mode 100644
index 000000000..963824350
--- /dev/null
+++ b/backend/src/graphql/arg/ContributionMessageArgs.ts
@@ -0,0 +1,11 @@
+import { ArgsType, Field, InputType } from 'type-graphql'
+
+@InputType()
+@ArgsType()
+export default class ContributionArgs {
+  @Field(() => Number)
+  contributionId: number
+
+  @Field(() => String)
+  message: string
+}