diff --git a/backend/src/federation/client/1_0/AuthenticationClient.ts b/backend/src/federation/client/1_0/AuthenticationClient.ts
index 0a59d0cc0..d6d4a80e0 100644
--- a/backend/src/federation/client/1_0/AuthenticationClient.ts
+++ b/backend/src/federation/client/1_0/AuthenticationClient.ts
@@ -17,7 +17,7 @@ export class AuthenticationClient {
       dbCom.apiVersion
     }/`
     this.client = new GraphQLClient(this.endpoint, {
-      method: 'GET',
+      method: 'POST',
       jsonSerializer: {
         parse: JSON.parse,
         stringify: JSON.stringify,