diff --git a/flow/connectors/bigquery/qrep_avro_sync.go b/flow/connectors/bigquery/qrep_avro_sync.go
index 7a44352fc0..e0c4da5556 100644
--- a/flow/connectors/bigquery/qrep_avro_sync.go
+++ b/flow/connectors/bigquery/qrep_avro_sync.go
@@ -328,7 +328,7 @@ func (s *QRepAvroSyncMethod) writeToStage(
 	var avroFilePath string
 	numRecords, err := func() (int, error) {
 		ocfWriter := avro.NewPeerDBOCFWriter(s.connector.ctx, stream, avroSchema,
-			avro.CompressSnappy, qvalue.QDWHTypeBigQuery)
+			avro.CompressDeflate, qvalue.QDWHTypeBigQuery)
 		if s.gcsBucket != "" {
 			bucket := s.connector.storageClient.Bucket(s.gcsBucket)
 			avroFilePath = fmt.Sprintf("%s/%s.avro.snappy", objectFolder, syncID)
@@ -370,6 +370,7 @@ func (s *QRepAvroSyncMethod) writeToStage(
 	if s.gcsBucket != "" {
 		gcsRef := bigquery.NewGCSReference(fmt.Sprintf("gs://%s/%s", s.gcsBucket, avroFilePath))
 		gcsRef.SourceFormat = bigquery.Avro
+		gcsRef.Compression = bigquery.Deflate
 		avroRef = gcsRef
 	} else {
 		fh, err := os.Open(avroFilePath)
diff --git a/flow/e2e/bigquery/qrep_flow_bq_test.go b/flow/e2e/bigquery/qrep_flow_bq_test.go
index 9183762cde..e110b451da 100644
--- a/flow/e2e/bigquery/qrep_flow_bq_test.go
+++ b/flow/e2e/bigquery/qrep_flow_bq_test.go
@@ -68,7 +68,7 @@ func (s *PeerFlowE2ETestSuiteBQ) Test_Complete_QRep_Flow_Avro() {
 		s.bqHelper.Peer,
 		"peerdb_staging")
 	s.NoError(err)
-	e2e.RunQrepFlowWorkflow(s.WorkflowTestSuite, qrepConfig)
+	e2e.RunQrepFlowWorkflow(env, qrepConfig)
 
 	// Verify workflow completes without error
 	s.True(env.IsWorkflowCompleted())
diff --git a/flow/e2e/postgres/qrep_flow_pg_test.go b/flow/e2e/postgres/qrep_flow_pg_test.go
index 52386711cf..df1653b992 100644
--- a/flow/e2e/postgres/qrep_flow_pg_test.go
+++ b/flow/e2e/postgres/qrep_flow_pg_test.go
@@ -171,7 +171,7 @@ func (s *PeerFlowE2ETestSuitePG) Test_Complete_QRep_Flow_Multi_Insert_PG() {
 	)
 	s.NoError(err)
 
-	e2e.RunQrepFlowWorkflow(s.WorkflowTestSuite, qrepConfig)
+	e2e.RunQrepFlowWorkflow(env, qrepConfig)
 
 	// Verify workflow completes without error
 	s.True(env.IsWorkflowCompleted())
diff --git a/flow/e2e/s3/qrep_flow_s3_test.go b/flow/e2e/s3/qrep_flow_s3_test.go
index c3845f5f16..2fca18a700 100644
--- a/flow/e2e/s3/qrep_flow_s3_test.go
+++ b/flow/e2e/s3/qrep_flow_s3_test.go
@@ -114,7 +114,7 @@ func (s *PeerFlowE2ETestSuiteS3) Test_Complete_QRep_Flow_S3() {
 	s.NoError(err)
 	qrepConfig.StagingPath = s.s3Helper.s3Config.Url
 
-	e2e.RunQrepFlowWorkflow(s.WorkflowTestSuite, qrepConfig)
+	e2e.RunQrepFlowWorkflow(env, qrepConfig)
 
 	// Verify workflow completes without error
 	s.True(env.IsWorkflowCompleted())
@@ -164,7 +164,7 @@ func (s *PeerFlowE2ETestSuiteS3) Test_Complete_QRep_Flow_S3_CTID() {
 	qrepConfig.InitialCopyOnly = true
 	qrepConfig.WatermarkColumn = "ctid"
 
-	e2e.RunQrepFlowWorkflow(s.WorkflowTestSuite, qrepConfig)
+	e2e.RunQrepFlowWorkflow(env, qrepConfig)
 
 	// Verify workflow completes without error
 	s.True(env.IsWorkflowCompleted())
diff --git a/flow/e2e/snowflake/qrep_flow_sf_test.go b/flow/e2e/snowflake/qrep_flow_sf_test.go
index c1516ca8df..82901beac2 100644
--- a/flow/e2e/snowflake/qrep_flow_sf_test.go
+++ b/flow/e2e/snowflake/qrep_flow_sf_test.go
@@ -81,7 +81,7 @@ func (s *PeerFlowE2ETestSuiteSF) Test_Complete_QRep_Flow_Avro_SF() {
 	)
 	s.NoError(err)
 
-	e2e.RunQrepFlowWorkflow(s.WorkflowTestSuite, qrepConfig)
+	e2e.RunQrepFlowWorkflow(env, qrepConfig)
 
 	// Verify workflow completes without error
 	s.True(env.IsWorkflowCompleted())
@@ -126,7 +126,7 @@ func (s *PeerFlowE2ETestSuiteSF) Test_Complete_QRep_Flow_Avro_SF_Upsert_Simple()
 	}
 	s.NoError(err)
 
-	e2e.RunQrepFlowWorkflow(s.WorkflowTestSuite, qrepConfig)
+	e2e.RunQrepFlowWorkflow(env, qrepConfig)
 
 	// Verify workflow completes without error
 	s.True(env.IsWorkflowCompleted())
@@ -168,7 +168,7 @@ func (s *PeerFlowE2ETestSuiteSF) Test_Complete_QRep_Flow_Avro_SF_S3() {
 	s.NoError(err)
 	qrepConfig.StagingPath = fmt.Sprintf("s3://peerdb-test-bucket/avro/%s", uuid.New())
 
-	e2e.RunQrepFlowWorkflow(s.WorkflowTestSuite, qrepConfig)
+	e2e.RunQrepFlowWorkflow(env, qrepConfig)
 
 	// Verify workflow completes without error
 	s.True(env.IsWorkflowCompleted())
@@ -212,7 +212,7 @@ func (s *PeerFlowE2ETestSuiteSF) Test_Complete_QRep_Flow_Avro_SF_Upsert_XMIN() {
 	qrepConfig.WatermarkColumn = "xmin"
 	s.NoError(err)
 
-	e2e.RunQrepFlowWorkflow(s.WorkflowTestSuite, qrepConfig)
+	e2e.RunQrepFlowWorkflow(env, qrepConfig)
 
 	// Verify workflow completes without error
 	s.True(env.IsWorkflowCompleted())
@@ -256,7 +256,7 @@ func (s *PeerFlowE2ETestSuiteSF) Test_Complete_QRep_Flow_Avro_SF_S3_Integration(
 	s.NoError(err)
 	qrepConfig.StagingPath = fmt.Sprintf("s3://peerdb-test-bucket/avro/%s", uuid.New())
 
-	e2e.RunQrepFlowWorkflow(s.WorkflowTestSuite, qrepConfig)
+	e2e.RunQrepFlowWorkflow(env, qrepConfig)
 
 	// Verify workflow completes without error
 	s.True(env.IsWorkflowCompleted())
diff --git a/flow/e2e/sqlserver/qrep_flow_sqlserver_test.go b/flow/e2e/sqlserver/qrep_flow_sqlserver_test.go
index 6a70377ac4..9c2b27bcb0 100644
--- a/flow/e2e/sqlserver/qrep_flow_sqlserver_test.go
+++ b/flow/e2e/sqlserver/qrep_flow_sqlserver_test.go
@@ -168,7 +168,7 @@ func (s *PeerFlowE2ETestSuiteSQLServer) Test_Complete_QRep_Flow_SqlServer_Append
 		WaitBetweenBatchesSeconds:  5,
 	}
 
-	e2e.RunQrepFlowWorkflow(s.WorkflowTestSuite, qrepConfig)
+	e2e.RunQrepFlowWorkflow(env, qrepConfig)
 
 	// Verify workflow completes without error
 	s.True(env.IsWorkflowCompleted())
diff --git a/flow/e2e/test_utils.go b/flow/e2e/test_utils.go
index d307039cdd..26db73f765 100644
--- a/flow/e2e/test_utils.go
+++ b/flow/e2e/test_utils.go
@@ -297,18 +297,10 @@ func CreateQRepWorkflowConfig(
 	return qrepConfig, nil
 }
 
-func RunQrepFlowWorkflow(suite testsuite.WorkflowTestSuite, config *protos.QRepConfig) bool {
-	env := suite.NewTestWorkflowEnvironment()
-	RegisterWorkflowsAndActivities(env)
+func RunQrepFlowWorkflow(env *testsuite.TestWorkflowEnvironment, config *protos.QRepConfig) {
 	state := peerflow.NewQRepFlowStateForTesting()
+	time.Sleep(5 * time.Second)
 	env.ExecuteWorkflow(peerflow.QRepFlowWorkflow, config, state)
-	if !env.IsWorkflowCompleted() {
-		return false
-	}
-	env = suite.NewTestWorkflowEnvironment()
-	RegisterWorkflowsAndActivities(env)
-	env.ExecuteWorkflow(peerflow.QRepFlowWorkflow, config, state)
-	return env.IsWorkflowCompleted()
 }
 
 func GetOwnersSchema() *model.QRecordSchema {