diff --git a/yarn-project/prover-client/src/orchestrator/orchestrator_workflow.test.ts b/yarn-project/prover-client/src/orchestrator/orchestrator_workflow.test.ts
index 1694503cff5b..666189b3f230 100644
--- a/yarn-project/prover-client/src/orchestrator/orchestrator_workflow.test.ts
+++ b/yarn-project/prover-client/src/orchestrator/orchestrator_workflow.test.ts
@@ -110,6 +110,7 @@ describe('prover/orchestrator', () => {
       beforeEach(async () => {
         context = await TestContext.new(logger);
         ({ prover, orchestrator, globalVariables } = context);
+        previousBlockHeader = context.getPreviousBlockHeader();
       });
 
       it('waits for block to be completed before enqueueing block root proof', async () => {