diff --git a/plugins/UserSettings/images/os/W81.gif b/plugins/UserSettings/images/os/W81.gif
new file mode 100644
index 0000000000000000000000000000000000000000..76ffe2158730d09a625fd89ec6326fb72b6b3cc1
Binary files /dev/null and b/plugins/UserSettings/images/os/W81.gif differ
diff --git a/tests/PHPUnit/Integration/expected/test_ImportLogs__Live.getLastVisitsDetails_range.xml b/tests/PHPUnit/Integration/expected/test_ImportLogs__Live.getLastVisitsDetails_range.xml
index 97b92bfe20fedc8ecf5bedc004d93b2935f218e8..658af8bc2fc12043dde8cd05aafd165d780fbbd6 100644
--- a/tests/PHPUnit/Integration/expected/test_ImportLogs__Live.getLastVisitsDetails_range.xml
+++ b/tests/PHPUnit/Integration/expected/test_ImportLogs__Live.getLastVisitsDetails_range.xml
@@ -87,7 +87,7 @@
 		<operatingSystem>Windows 8.1</operatingSystem>
 		<operatingSystemCode>W81</operatingSystemCode>
 		<operatingSystemShortName>W81</operatingSystemShortName>
-		<operatingSystemIcon>plugins/UserSettings/images/os/UNK.gif</operatingSystemIcon>
+		<operatingSystemIcon>plugins/UserSettings/images/os/W81.gif</operatingSystemIcon>
 		<browserFamily>webkit</browserFamily>
 		<browserFamilyDescription>WebKit (Safari, Chrome)</browserFamilyDescription>
 		<browserName>Chrome 33.0</browserName>