diff --git a/ts/client/src/client.ts b/ts/client/src/client.ts
index af5cf2f49..f34595c35 100644
--- a/ts/client/src/client.ts
+++ b/ts/client/src/client.ts
@@ -2755,6 +2755,7 @@ export class MangoClient {
     return await this.program.methods
       .healthRegionBegin()
       .accounts({
+        group: group.publicKey,
         account: account.publicKey,
         instructions: SYSVAR_INSTRUCTIONS_PUBKEY,
       })