diff --git a/adt/symbol/core.go b/adt/symbol/core.go
index c5e28170..76f38df7 100644
--- a/adt/symbol/core.go
+++ b/adt/symbol/core.go
@@ -4,7 +4,7 @@ import (
 	"orglang/go-engine/adt/valkey"
 )
 
-const Zero ADT = ADT("")
+const Zero = ADT("")
 
 type ADT string
 
diff --git a/adt/termvar/tc_goverter.go b/adt/termvar/tc_goverter.go
index 027fe2fc..6a1683ad 100644
--- a/adt/termvar/tc_goverter.go
+++ b/adt/termvar/tc_goverter.go
@@ -1,8 +1,6 @@
 package termvar
 
-import (
-	"orglang/go-engine/adt/typesem"
-)
+import "orglang/go-engine/adt/typesem"
 
 // goverter:variables
 // goverter:output:format assign-variable
diff --git a/adt/typesem/ds_pgx.go b/adt/typesem/ds_pgx.go
index f3c20199..c5efddd7 100644
--- a/adt/typesem/ds_pgx.go
+++ b/adt/typesem/ds_pgx.go
@@ -51,7 +51,7 @@ func (dao *daoPgx) TouchRef(uow db.UoW, ref SemRef) error {
 func (dao *daoPgx) GetRefsByQNs(uow db.UoW, typeQNs []uniqsym.ADT) (_ map[uniqsym.ADT]SemRef, err error) {
 	dao.log.Log(uow.Ctx, lf.LevelTrace, "getting started", slog.Any("qns", typeQNs))
 	if len(typeQNs) == 0 {
-		return make(map[uniqsym.ADT]SemRef), nil
+		return map[uniqsym.ADT]SemRef{}, nil
 	}
 	batch := pgx.Batch{}
 	for _, typeQN := range typeQNs {