1 files changed, 3 insertions, 2 deletions
diff --git a/cli/system_loader.js b/cli/system_loader.js
index c96b2c7f6..8c083fccc 100644
--- a/cli/system_loader.js
+++ b/cli/system_loader.js
@@ -44,14 +44,15 @@ let System, __instantiate;
 
   function gE(exp) {
     return (id, v) => {
-      v = typeof id === "string" ? { [id]: v } : id;
-      for (const [id, value] of Object.entries(v)) {
+      const e = typeof id === "string" ? { [id]: v } : id;
+      for (const [id, value] of Object.entries(e)) {
         Object.defineProperty(exp, id, {
           value,
           writable: true,
           enumerable: true,
         });
       }
+      return v;
     };
   }