Mark fields as readonly in typescript-types

1 files changed, 1 insertions, 1 deletions

diff --git a/examples/02-struct-singleton/output/typescript/src/point.ts b/examples/02-struct-singleton/output/typescript/src/point.ts
index dfa9dd3..f0761ce 100644
--- a/examples/02-struct-singleton/output/typescript/src/point.ts
+++ b/examples/02-struct-singleton/output/typescript/src/point.ts
@@ -1,7 +1,7 @@
 // Generated by hobgoblin.
 
 class Origin {
-    public static INSTANCE = new Origin();
+    public static readonly INSTANCE = new Origin();
 
     private constructor() {
     }