diff --git a/test/unit/styling-cross-scope-var.html b/test/unit/styling-cross-scope-var.html
index be4786ea08..c15cac3fad 100644
--- a/test/unit/styling-cross-scope-var.html
+++ b/test/unit/styling-cross-scope-var.html
@@ -790,7 +790,7 @@
   });
 
   test('instances of scoped @keyframes', function(done) {
-    if (navigator.userAgent.match(/Safari\/60(3|4)/) && ShadyCSS.nativeCss && ShadyCSS.nativeShadow) {
+    if (navigator.userAgent.match(/Safari/) && ShadyCSS.nativeCss && ShadyCSS.nativeShadow) {
       // `:nth-of-type` is broken in shadow roots on Safari 10.1
       // https://bugs.webkit.org/show_bug.cgi?id=166748
       this.skip();