diff --git a/libraries/stdlib/js-ir/runtime/kotlinJsHacks.kt b/libraries/stdlib/js-ir/runtime/kotlinJsHacks.kt
index 4f2f6c169ca..c4d6699ffb6 100644
--- a/libraries/stdlib/js-ir/runtime/kotlinJsHacks.kt
+++ b/libraries/stdlib/js-ir/runtime/kotlinJsHacks.kt
@@ -13,6 +13,18 @@ internal fun <T : Enum<T>> enumValuesIntrinsic(): Array<T> =
 internal fun <T : Enum<T>> enumValueOfIntrinsic(@Suppress("UNUSED_PARAMETER") name: String): T =
     throw IllegalStateException("Should be replaced by compiler")
 
+@PublishedApi
+internal fun safePropertyGet(self: dynamic, getterName: String, propName: String): dynamic {
+    val getter = self[getterName]
+    return if (getter != null) getter.call(self) else self[propName]
+}
+
+@PublishedApi
+internal fun safePropertySet(self: dynamic, setterName: String, propName: String, value: dynamic) {
+    val setter = self[setterName]
+    if (setter != null) setter.call(self, value) else self[propName] = value
+}
+
 /**
  * Implements annotated function in JavaScript.
  * [code] string must contain JS expression that evaluates to JS function with signature that matches annotated kotlin function