diff --git a/flow/model/model.go b/flow/model/model.go
index a01a6b29e0..b008e624f1 100644
--- a/flow/model/model.go
+++ b/flow/model/model.go
@@ -517,8 +517,6 @@ type SyncRecordsRequest struct {
 	Records     *CDCRecordStream
 	// FlowJobName is the name of the flow job.
 	FlowJobName string
-	// SyncMode to use for pushing raw records
-	SyncMode protos.QRepSyncMode
 	// source:destination mappings
 	TableMappings []*protos.TableMapping
 	// Staging path for AVRO files in CDC
diff --git a/protos/flow.proto b/protos/flow.proto
index 3a54ff2727..41ba8bf966 100644
--- a/protos/flow.proto
+++ b/protos/flow.proto
@@ -245,11 +245,6 @@ message PartitionRange {
 }
 
 // protos for qrep
-enum QRepSyncMode {
-  QREP_SYNC_MODE_MULTI_INSERT = 0;
-  QREP_SYNC_MODE_STORAGE_AVRO = 1;
-}
-
 enum QRepWriteType {
   QREP_WRITE_MODE_APPEND = 0;
   QREP_WRITE_MODE_UPSERT = 1;
@@ -276,19 +271,13 @@ message QRepConfig {
   string watermark_column = 7;
 
   bool initial_copy_only = 8;
-  QRepSyncMode sync_mode = 9;
 
-  // DEPRECATED: eliminate when breaking changes are allowed.
-  uint32 batch_size_int = 10;
-  // DEPRECATED: eliminate when breaking changes are allowed.
-  uint32 batch_duration_seconds = 11;
-
-  uint32 max_parallel_workers = 12;
+  uint32 max_parallel_workers = 9;
 
   // time to wait between getting partitions to process
-  uint32 wait_between_batches_seconds = 13;
+  uint32 wait_between_batches_seconds = 10;
 
-  QRepWriteMode write_mode = 14;
+  QRepWriteMode write_mode = 11;
 
   // This is only used when sync_mode is AVRO
   // this is the location where the avro files will be written
@@ -296,22 +285,22 @@ message QRepConfig {
   // if this starts with s3:// then it will be written to S3, only supported in Snowflake
   // if nothing is specified then it will be written to local disk
   // if using GCS or S3 make sure your instance has the correct permissions.
-  string staging_path = 15;
+  string staging_path = 12;
 
   // This setting overrides batch_size_int and batch_duration_seconds
   // and instead uses the number of rows per partition to determine
   // how many rows to process per batch.
-  uint32 num_rows_per_partition = 16;
+  uint32 num_rows_per_partition = 13;
 
   // Creates the watermark table on the destination as-is, can be used for some queries.
-  bool setup_watermark_table_on_destination = 17;
+  bool setup_watermark_table_on_destination = 14;
 
   // create new tables with "_peerdb_resync" suffix, perform initial load and then swap the new table with the old ones
   // to be used after the old mirror is dropped
-  bool dst_table_full_resync = 18;
+  bool dst_table_full_resync = 15;
 
-  string synced_at_col_name = 19;
-  string soft_delete_col_name = 20;
+  string synced_at_col_name = 16;
+  string soft_delete_col_name = 17;
 }
 
 message QRepPartition {
diff --git a/ui/app/mirrors/create/cdc/cdc.tsx b/ui/app/mirrors/create/cdc/cdc.tsx
index 9101703c20..db26cefd51 100644
--- a/ui/app/mirrors/create/cdc/cdc.tsx
+++ b/ui/app/mirrors/create/cdc/cdc.tsx
@@ -1,5 +1,4 @@
 'use client';
-import { QRepSyncMode } from '@/grpc_generated/flow';
 import { DBType } from '@/grpc_generated/peers';
 import { Button } from '@/lib/Button';
 import { Icon } from '@/lib/Icon';
@@ -39,7 +38,7 @@ export default function CDCConfigForm({
 }: MirrorConfigProps) {
   const [show, setShow] = useState(false);
   const handleChange = (val: string | boolean, setting: MirrorSetting) => {
-    let stateVal: string | boolean | QRepSyncMode = val;
+    let stateVal: string | boolean = val;
     setting.stateHandler(stateVal, setter);
   };
 
diff --git a/ui/app/mirrors/create/handlers.ts b/ui/app/mirrors/create/handlers.ts
index 00dab7347b..a3fdab3178 100644
--- a/ui/app/mirrors/create/handlers.ts
+++ b/ui/app/mirrors/create/handlers.ts
@@ -8,7 +8,6 @@ import {
 import {
   FlowConnectionConfigs,
   QRepConfig,
-  QRepSyncMode,
   QRepWriteType,
 } from '@/grpc_generated/flow';
 import { DBType, Peer, dBTypeToJSON } from '@/grpc_generated/peers';
@@ -28,28 +27,6 @@ export const handlePeer = (
 ) => {
   if (!peer) return;
   if (peerEnd === 'dst') {
-    if (peer.type === DBType.POSTGRES) {
-      setConfig((curr) => {
-        return {
-          ...curr,
-          cdcSyncMode: QRepSyncMode.QREP_SYNC_MODE_MULTI_INSERT,
-          snapshotSyncMode: QRepSyncMode.QREP_SYNC_MODE_MULTI_INSERT,
-          syncMode: QRepSyncMode.QREP_SYNC_MODE_MULTI_INSERT,
-        };
-      });
-    } else if (
-      peer.type === DBType.SNOWFLAKE ||
-      peer.type === DBType.BIGQUERY
-    ) {
-      setConfig((curr) => {
-        return {
-          ...curr,
-          cdcSyncMode: QRepSyncMode.QREP_SYNC_MODE_STORAGE_AVRO,
-          snapshotSyncMode: QRepSyncMode.QREP_SYNC_MODE_STORAGE_AVRO,
-          syncMode: QRepSyncMode.QREP_SYNC_MODE_STORAGE_AVRO,
-        };
-      });
-    }
     setConfig((curr) => ({
       ...curr,
       destination: peer,
@@ -238,12 +215,6 @@ export const handleCreateQRep = async (
   config.flowJobName = flowJobName;
   config.query = query;
 
-  if (config.destinationPeer?.type == DBType.POSTGRES) {
-    config.syncMode = QRepSyncMode.QREP_SYNC_MODE_MULTI_INSERT;
-  } else {
-    config.syncMode = QRepSyncMode.QREP_SYNC_MODE_STORAGE_AVRO;
-  }
-
   setLoading(true);
   const statusMessage: UCreateMirrorResponse = await fetch(
     '/api/mirrors/qrep',
diff --git a/ui/app/mirrors/create/helpers/common.ts b/ui/app/mirrors/create/helpers/common.ts
index 1af51e8d85..5d1b8d9a93 100644
--- a/ui/app/mirrors/create/helpers/common.ts
+++ b/ui/app/mirrors/create/helpers/common.ts
@@ -1,14 +1,10 @@
-import {
-  FlowConnectionConfigs,
-  QRepSyncMode,
-  QRepWriteType,
-} from '@/grpc_generated/flow';
+import { FlowConnectionConfigs, QRepWriteType } from '@/grpc_generated/flow';
 import { Peer } from '@/grpc_generated/peers';
 
 export interface MirrorSetting {
   label: string;
   stateHandler: (
-    value: string | string[] | Peer | boolean | QRepSyncMode | QRepWriteType,
+    value: string | string[] | Peer | boolean | QRepWriteType,
     setter: any
   ) => void;
   type?: string;
diff --git a/ui/app/mirrors/create/qrep/qrep.tsx b/ui/app/mirrors/create/qrep/qrep.tsx
index bfabd6a3ce..06b0379b47 100644
--- a/ui/app/mirrors/create/qrep/qrep.tsx
+++ b/ui/app/mirrors/create/qrep/qrep.tsx
@@ -1,6 +1,6 @@
 'use client';
 import { RequiredIndicator } from '@/components/RequiredIndicator';
-import { QRepConfig, QRepSyncMode, QRepWriteType } from '@/grpc_generated/flow';
+import { QRepConfig, QRepWriteType } from '@/grpc_generated/flow';
 import { DBType } from '@/grpc_generated/peers';
 import { Label } from '@/lib/Label';
 import { RowWithSelect, RowWithSwitch, RowWithTextField } from '@/lib/Layout';
@@ -51,8 +51,7 @@ export default function QRepConfigForm({
   const [loading, setLoading] = useState(false);
 
   const handleChange = (val: string | boolean, setting: MirrorSetting) => {
-    let stateVal: string | boolean | QRepSyncMode | QRepWriteType | string[] =
-      val;
+    let stateVal: string | boolean | QRepWriteType | string[] = val;
     if (setting.label.includes('Write Type')) {
       switch (val) {
         case 'Upsert':
diff --git a/ui/app/mirrors/edit/[mirrorId]/configValues.ts b/ui/app/mirrors/edit/[mirrorId]/configValues.ts
index dd5d5bdb97..8d49f3090f 100644
--- a/ui/app/mirrors/edit/[mirrorId]/configValues.ts
+++ b/ui/app/mirrors/edit/[mirrorId]/configValues.ts
@@ -1,15 +1,5 @@
-import { FlowConnectionConfigs, QRepSyncMode } from '@/grpc_generated/flow';
+import { FlowConnectionConfigs } from '@/grpc_generated/flow';
 
-const syncModeToLabel = (mode: QRepSyncMode) => {
-  switch (mode.toString()) {
-    case 'QREP_SYNC_MODE_STORAGE_AVRO':
-      return 'AVRO';
-    case 'QREP_SYNC_MODE_MULTI_INSERT':
-      return 'Copy with Binary';
-    default:
-      return 'AVRO';
-  }
-};
 const MirrorValues = (mirrorConfig: FlowConnectionConfigs | undefined) => {
   return [
     {