diff --git a/LayoutTests/ChangeLog b/LayoutTests/ChangeLog
index 587e403..a60deca 100644
--- a/LayoutTests/ChangeLog
+++ b/LayoutTests/ChangeLog
@@ -1,3 +1,13 @@
+2019-10-18  Russell Epstein  <repstein@apple.com>
+
+        REGRESSION (r251262): Layout Test scrollingcoordinator/ios/non-stable-viewport-scroll.html is a Flaky Failure
+        https://bugs.webkit.org/show_bug.cgi?id=203157
+
+        Unreviewed Test Gardening.
+
+        * platform/ios-simulator-wk2/TestExpectations: Marked
+	scrollingcoordinator/ios/non-stable-viewport-scroll.html as flaky
+
 2019-10-18  Kate Cheney  <katherine_cheney@apple.com>
 
         [iOS] Layout Test http/tests/resourceLoadStatistics/website-data-removal-for-site-navigated-to-with-link-decoration.html is frequently failing or timing out (198185)
diff --git a/LayoutTests/platform/ios-simulator-wk2/TestExpectations b/LayoutTests/platform/ios-simulator-wk2/TestExpectations
index b92724f..c1ae3f5 100644
--- a/LayoutTests/platform/ios-simulator-wk2/TestExpectations
+++ b/LayoutTests/platform/ios-simulator-wk2/TestExpectations
@@ -88,3 +88,6 @@
 http/wpt/webauthn/public-key-credential-create-success-nfc.https.html [ Skip ]
 http/wpt/webauthn/public-key-credential-get-failure-nfc.https.html [ Skip ]
 http/wpt/webauthn/public-key-credential-get-success-nfc.https.html [ Skip ]
+
+webkit.org/b/203157 scrollingcoordinator/ios/non-stable-viewport-scroll.html [ Pass Failure ]
+