diff --git a/test-utils/domMock.js b/test-utils/domMock.js
index 4726a127..ad0c669d 100644
--- a/test-utils/domMock.js
+++ b/test-utils/domMock.js
@@ -111,6 +111,10 @@ module.exports = function(options) {
 				nodeValue = "" + value
 				/*eslint-enable no-implicit-coercion*/
 			},
+			get nodeValue() {return nodeValue},
+			set nodeValue(value) {
+				this.value = value
+			}
 		}
 	}
 	function setAttributeNS(ns, name, value) {
diff --git a/test-utils/tests/test-domMock.js b/test-utils/tests/test-domMock.js
index a71d8e8e..e56b3c04 100644
--- a/test-utils/tests/test-domMock.js
+++ b/test-utils/tests/test-domMock.js
@@ -349,6 +349,7 @@ o.spec("domMock", function() {
 			div.setAttribute("id", "aaa")
 
 			o(div.attributes["id"].value).equals("aaa")
+			o(div.attributes["id"].nodeValue).equals("aaa")
 			o(div.attributes["id"].namespaceURI).equals(null)
 		})
 		o("works w/ number", function() {
@@ -381,6 +382,10 @@ o.spec("domMock", function() {
 			div.attributes["id"].value = 123
 
 			o(div.attributes["id"].value).equals("123")
+
+			div.attributes["id"].nodeValue = 456
+
+			o(div.attributes["id"].value).equals("456")
 		})
 	})
 	o.spec("hasAttribute", function() {