diff --git a/pkg/query-service/app/clickhouseReader/reader.go b/pkg/query-service/app/clickhouseReader/reader.go
index 770d2058c5..9cfa81b647 100644
--- a/pkg/query-service/app/clickhouseReader/reader.go
+++ b/pkg/query-service/app/clickhouseReader/reader.go
@@ -2862,7 +2862,7 @@ func (r *ClickHouseReader) GetLogs(ctx context.Context, params *model.LogsFilter
 	}
 
 	query := fmt.Sprintf("SELECT "+
-		"timestamp, observed_timestamp, id, trace_id, span_id, trace_flags, severity_text, severity_number, body,"+
+		"timestamp, id, trace_id, span_id, trace_flags, severity_text, severity_number, body,"+
 		"CAST((attributes_string_key, attributes_string_value), 'Map(String, String)') as  attributes_string,"+
 		"CAST((attributes_int64_key, attributes_int64_value), 'Map(String, Int64)') as  attributes_int64,"+
 		"CAST((attributes_float64_key, attributes_float64_value), 'Map(String, Float64)') as  attributes_float64,"+
@@ -2901,7 +2901,7 @@ func (r *ClickHouseReader) TailLogs(ctx context.Context, client *model.LogsTailC
 	}
 
 	query := fmt.Sprintf("SELECT "+
-		"timestamp, observed_timestamp, id, trace_id, span_id, trace_flags, severity_text, severity_number, body,"+
+		"timestamp, id, trace_id, span_id, trace_flags, severity_text, severity_number, body,"+
 		"CAST((attributes_string_key, attributes_string_value), 'Map(String, String)') as  attributes_string,"+
 		"CAST((attributes_int64_key, attributes_int64_value), 'Map(String, Int64)') as  attributes_int64,"+
 		"CAST((attributes_float64_key, attributes_float64_value), 'Map(String, Float64)') as  attributes_float64,"+
diff --git a/pkg/query-service/model/response.go b/pkg/query-service/model/response.go
index b802e3c4f7..2232633471 100644
--- a/pkg/query-service/model/response.go
+++ b/pkg/query-service/model/response.go
@@ -422,7 +422,6 @@ type GetFieldsResponse struct {
 
 type GetLogsResponse struct {
 	Timestamp          uint64             `json:"timestamp" ch:"timestamp"`
-	ObservedTimestamp  uint64             `json:"observedTimestamp" ch:"observed_timestamp"`
 	ID                 string             `json:"id" ch:"id"`
 	TraceID            string             `json:"traceId" ch:"trace_id"`
 	SpanID             string             `json:"spanId" ch:"span_id"`