diff --git a/apps/api/src/services/signoz_client.py b/apps/api/src/services/signoz_client.py
index c8f08a83..bf1107c3 100644
--- a/apps/api/src/services/signoz_client.py
+++ b/apps/api/src/services/signoz_client.py
@@ -252,7 +252,7 @@ class SignOzClient:
         # =====================================================================
         # Query 1: RPS & Error Rate (從 traces 表直接計算)
         # =====================================================================
-        # 使用 signoz_traces.distributed_signoz_index_v2 表
+        # 使用 signoz_traces.distributed_signoz_index_v3 表
         # statusCode: 0=Unset, 1=Ok, 2=Error
         # 計算 Unix 納秒時間戳 (ClickHouse DateTime64(9) 格式)
         start_ns = int(start_time.timestamp() * 1_000_000_000)
@@ -262,7 +262,7 @@ class SignOzClient:
         SELECT
             count() as total_requests,
             countIf(statusCode = 2) as error_count
-        FROM signoz_traces.distributed_signoz_index_v2
+        FROM signoz_traces.distributed_signoz_index_v3
         WHERE
             timestamp BETWEEN toDateTime64({start_ns}, 9) AND toDateTime64({end_ns}, 9)
             AND serviceName LIKE '%{service_name}%'
@@ -288,7 +288,7 @@ class SignOzClient:
             quantile(0.50)(durationNano / 1000000.0) as p50,
             quantile(0.95)(durationNano / 1000000.0) as p95,
             quantile(0.99)(durationNano / 1000000.0) as p99
-        FROM signoz_traces.distributed_signoz_index_v2
+        FROM signoz_traces.distributed_signoz_index_v3
         WHERE
             timestamp BETWEEN toDateTime64({start_ns}, 9) AND toDateTime64({end_ns}, 9)
             AND serviceName LIKE '%{service_name}%'
@@ -310,7 +310,7 @@ class SignOzClient:
 
         trend_query = f"""
         SELECT count() as prev_requests
-        FROM signoz_traces.distributed_signoz_index_v2
+        FROM signoz_traces.distributed_signoz_index_v3
         WHERE
             timestamp BETWEEN toDateTime64({prev_start_ns}, 9) AND toDateTime64({prev_end_ns}, 9)
             AND serviceName LIKE '%{service_name}%'