diff --git a/pkg/query-service/constants/constants.go b/pkg/query-service/constants/constants.go
index b77d8dd7bf..a730c1ee2f 100644
--- a/pkg/query-service/constants/constants.go
+++ b/pkg/query-service/constants/constants.go
@@ -104,6 +104,7 @@ const (
 	UINT32                = "UInt32"
 	LOWCARDINALITY_STRING = "LowCardinality(String)"
 	INT32                 = "Int32"
+	UINT8                 = "Uint8"
 )
 
 var StaticInterestingLogFields = []model.LogField{
@@ -129,7 +130,7 @@ var StaticInterestingLogFields = []model.LogField{
 	},
 	{
 		Name:     "severity_number",
-		DataType: INT32,
+		DataType: UINT8,
 		Type:     Static,
 	},
 }
diff --git a/pkg/query-service/model/response.go b/pkg/query-service/model/response.go
index ea4abe53d4..b6d4a056f9 100644
--- a/pkg/query-service/model/response.go
+++ b/pkg/query-service/model/response.go
@@ -427,7 +427,7 @@ type GetLogsResponse struct {
 	SpanID             string             `json:"spanId" ch:"span_id"`
 	TraceFlags         uint32             `json:"traceFlags" ch:"trace_flags"`
 	SeverityText       string             `json:"severityText" ch:"severity_text"`
-	SeverityNumber     int32              `json:"severityNumber" ch:"severity_number"`
+	SeverityNumber     uint8              `json:"severityNumber" ch:"severity_number"`
 	Body               string             `json:"body" ch:"body"`
 	Resources_string   map[string]string  `json:"resourcesString" ch:"resources_string"`
 	Attributes_string  map[string]string  `json:"attributesString" ch:"attributes_string"`