diff --git a/tests/tests/webkit/src/android/webkit/cts/WebSettingsTest.java b/tests/tests/webkit/src/android/webkit/cts/WebSettingsTest.java
index de80713..435fc3f 100644
--- a/tests/tests/webkit/src/android/webkit/cts/WebSettingsTest.java
+++ b/tests/tests/webkit/src/android/webkit/cts/WebSettingsTest.java
@@ -92,7 +92,7 @@
         Log.i(LOG_TAG, String.format("Checking user agent string %s", actualUserAgentString));
         final String patternString = "Mozilla/5\\.0 \\(Linux; U; Android (.+); (\\w+)-(\\w+);" +
             " (.+) Build/(.+)\\) AppleWebKit/533\\.1 \\(KHTML, like Gecko\\) Version/4\\.0" +
-            " Mobile Safari/533\\.1";
+            "( Mobile)? Safari/533\\.1";
         Log.i(LOG_TAG, String.format("Trying to match pattern %s", patternString));
         final Pattern userAgentExpr = Pattern.compile(patternString);
         Matcher patternMatcher = userAgentExpr.matcher(actualUserAgentString);