diff --git a/v3/internal/parser/parser.go b/v3/internal/parser/parser.go
index 215e3387c..cae51fa13 100644
--- a/v3/internal/parser/parser.go
+++ b/v3/internal/parser/parser.go
@@ -97,19 +97,32 @@ func (f *Field) TSBuild(pkg string) string {
 		return fmt.Sprintf("source['%s']", f.JSName())
 	}
 
-	return fmt.Sprintf("%s.%s.createFrom(source['%s'])", pkgAlias(f.Type.Package), f.Name, f.JSName())
+	if f.Type.Package == "" || f.Type.Package == pkg {
+		return fmt.Sprintf("%s.createFrom(source['%s'])", f.Type.Name, f.JSName())
+	}
+
+	return fmt.Sprintf("%s.%s.createFrom(source['%s'])", pkgAlias(f.Type.Package), f.Type.Name, f.JSName())
 }
 
 func (f *Field) JSDef(pkg string) string {
-	name := f.JSName()
+	var jsType string
+	switch f.Type.Name {
+	case "int", "int8", "int16", "int32", "int64", "uint", "uint8", "uint16", "uint32", "uint64", "uintptr", "float32", "float64":
+		jsType = "number"
+	case "string":
+		jsType = "string"
+	case "bool":
+		jsType = "boolean"
+	default:
+		jsType = f.Type.Name
+	}
 
 	var result string
-
 	if f.Type.Package == "" || f.Type.Package == pkg {
-		result += fmt.Sprintf("%s: %s;", name, f.Type.Name)
+		result += fmt.Sprintf("%s: %s;", f.JSName(), jsType)
 	} else {
 		parts := strings.Split(f.Type.Package, "/")
-		result += fmt.Sprintf("%s: %s.%s;", name, parts[len(parts)-1], f.Type.Name)
+		result += fmt.Sprintf("%s: %s.%s;", f.JSName(), parts[len(parts)-1], jsType)
 	}
 
 	if !ast.IsExported(f.Name) {
diff --git a/v3/internal/parser/testdata/struct_literal_single/models.ts b/v3/internal/parser/testdata/struct_literal_single/models.ts
index 8ab6dce73..91bab56ac 100644
--- a/v3/internal/parser/testdata/struct_literal_single/models.ts
+++ b/v3/internal/parser/testdata/struct_literal_single/models.ts
@@ -20,7 +20,7 @@ export namespace main {
 
       this.name = source['name'];
       this.parent = Person.createFrom(source['parent']);
-      this.details = source['details'];
+      this.details = anon1.createFrom(source['details']);
       
     }
   }
@@ -39,7 +39,7 @@ export namespace main {
       }
 
       this.age = source['age'];
-      this.address = source['address'];
+      this.address = anon2.createFrom(source['address']);
       
     }
   }