1 files changed, 5 insertions, 5 deletions
diff --git a/lib/internal/per_context/primordials.js b/lib/internal/per_context/primordials.js
index 5c8df35522b..bbaad4ea760 100644
--- a/lib/internal/per_context/primordials.js
+++ b/lib/internal/per_context/primordials.js
@@ -78,7 +78,7 @@ function copyPropsRenamed(src, dest, prefix) {
       copyAccessor(dest, prefix, newKey, desc);
     } else {
       const name = `${prefix}${newKey}`;
-      ReflectDefineProperty(dest, name, desc);
+      ReflectDefineProperty(dest, name, { __proto__: null, ...desc });
       if (varargsMethods.includes(name)) {
         ReflectDefineProperty(dest, `${name}Apply`, {
           __proto__: null,
@@ -105,7 +105,7 @@ function copyPropsRenamedBound(src, dest, prefix) {
       }
 
       const name = `${prefix}${newKey}`;
-      ReflectDefineProperty(dest, name, desc);
+      ReflectDefineProperty(dest, name, { __proto__: null, ...desc });
       if (varargsMethods.includes(name)) {
         ReflectDefineProperty(dest, `${name}Apply`, {
           __proto__: null,
@@ -129,7 +129,7 @@ function copyPrototype(src, dest, prefix) {
       }
 
       const name = `${prefix}${newKey}`;
-      ReflectDefineProperty(dest, name, desc);
+      ReflectDefineProperty(dest, name, { __proto__: null, ...desc });
       if (varargsMethods.includes(name)) {
         ReflectDefineProperty(dest, `${name}Apply`, {
           __proto__: null,
@@ -312,7 +312,7 @@ const copyProps = (src, dest) => {
       ReflectDefineProperty(
         dest,
         key,
-        ReflectGetOwnPropertyDescriptor(src, key));
+        { __proto__: null, ...ReflectGetOwnPropertyDescriptor(src, key) });
     }
   });
 };
@@ -340,7 +340,7 @@ const makeSafe = (unsafe, safe) => {
             return new SafeIterator(this);
           };
         }
-        ReflectDefineProperty(safe.prototype, key, desc);
+        ReflectDefineProperty(safe.prototype, key, { __proto__: null, ...desc });
       }
     });
   } else {