diff --git a/packages/eventual-send/src/E.js b/packages/eventual-send/src/E.js
index d71e3b5bd08..5f80002935d 100644
--- a/packages/eventual-send/src/E.js
+++ b/packages/eventual-send/src/E.js
@@ -57,6 +57,13 @@ function EProxyHandler(x, HandledPromise) {
  */
 function EsendOnlyProxyHandler(x, HandledPromise) {
   return harden({
+    ...readOnlyProxyHandler,
+    get(_target, p, _receiver) {
+    },
+    apply(_target, _thisArg, argArray = []) {
+    },
+    has(_target, _p) {
+    },
   });
 }