diff --git a/Changelog.md b/Changelog.md
index 35020249..fdf698b9 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -8,6 +8,7 @@
 
 * Escape special characters to be used in a query selector string (PR #267)
 * Fix exception thrown by RoleTooltipRequiresDescribedBy.js (#269)
+* Fixed `unsupportedAriaAttribute` which did not accept `tablist` with `aria-multiselectable`
 
 ## 2.10.0 - 2015-11-13
 
diff --git a/src/js/Constants.js b/src/js/Constants.js
index 271a498f..7eddd40c 100644
--- a/src/js/Constants.js
+++ b/src/js/Constants.js
@@ -414,7 +414,7 @@ axs.constants.ARIA_ROLES = {
         "mustcontain": [ "tab" ],
         "namefrom": [ "author" ],
         "parent": [ "composite", "directory" ],
-        "properties": [ "aria-level" ]
+        "properties": [ "aria-level", "aria-multiselectable" ]
     },
     "tabpanel": {
         "namefrom": [ "author" ],
diff --git a/test/audits/unsupported-aria-attribute-test.js b/test/audits/unsupported-aria-attribute-test.js
index 5eaec6ba..1d593223 100644
--- a/test/audits/unsupported-aria-attribute-test.js
+++ b/test/audits/unsupported-aria-attribute-test.js
@@ -33,6 +33,20 @@
         assert.runRule(config);
     });
 
+    test('Element with role and supported attributes', function(assert) {
+        var fixture = document.getElementById('qunit-fixture');
+        var widget = fixture.appendChild(document.createElement('div'));
+        widget.setAttribute('role', 'tablist');
+        widget.setAttribute('aria-multiselectable', 'true');  // supported
+
+        var config = {
+            ruleName: RULE_NAME,
+            expected: axs.constants.AuditResult.PASS,
+            elements: []
+        };
+        assert.runRule(config);
+    });
+
     test('Element with no role and global attributes only', function(assert) {
         var fixture = document.getElementById('qunit-fixture');
         var div = fixture.appendChild(document.createElement('div'));