diff --git a/backend/kitex_gen/coze/loop/observability/domain/filter/filter.go b/backend/kitex_gen/coze/loop/observability/domain/filter/filter.go
index 366ccec58..4f30ef80c 100644
--- a/backend/kitex_gen/coze/loop/observability/domain/filter/filter.go
+++ b/backend/kitex_gen/coze/loop/observability/domain/filter/filter.go
@@ -32,7 +32,7 @@ const (
 
 	QueryTypeNotIn = "not_in"
 
-	QueryTypeNotMatch = "match"
+	QueryTypeNotMatch = "not_match"
 
 	QueryRelationAnd = "and"
 
diff --git a/backend/modules/observability/domain/trace/entity/loop_span/filter_test.go b/backend/modules/observability/domain/trace/entity/loop_span/filter_test.go
index 51cc13035..bb6691b41 100644
--- a/backend/modules/observability/domain/trace/entity/loop_span/filter_test.go
+++ b/backend/modules/observability/domain/trace/entity/loop_span/filter_test.go
@@ -1770,4 +1770,4 @@ func TestQueryTypeEnumNotMatchValidation(t *testing.T) {
 		err := filter.Validate()
 		assert.Error(t, err, "Invalid NotMatch filter %d should fail validation", i)
 	}
-}
\ No newline at end of file
+}
diff --git a/backend/modules/observability/infra/repo/ck/spans_test.go b/backend/modules/observability/infra/repo/ck/spans_test.go
index 190b3c575..efa17e7fe 100644
--- a/backend/modules/observability/infra/repo/ck/spans_test.go
+++ b/backend/modules/observability/infra/repo/ck/spans_test.go
@@ -557,4 +557,4 @@ func TestQueryTypeEnumNotMatchComplexScenarios(t *testing.T) {
 			assert.Equal(t, tc.expectedSql, sql, "SQL mismatch for test case: %s", tc.name)
 		})
 	}
-}
\ No newline at end of file
+}