diff --git a/LayoutTests/ChangeLog b/LayoutTests/ChangeLog
index 5810e443004bc..364b0c4ca5f7e 100644
--- a/LayoutTests/ChangeLog
+++ b/LayoutTests/ChangeLog
@@ -1,3 +1,12 @@
+2017-07-05  Matt Lewis  <jlewis3@apple.com>
+
+        Adjusted test expectations for tiled-drawing/scrolling/fast-scroll-iframe-latched-mainframe.html.
+        https://bugs.webkit.org/show_bug.cgi?id=168937
+
+        Unreviewed test gardening.
+
+        * platform/mac-wk2/TestExpectations:
+
 2017-07-05  Charlie Turner  <cturner@igalia.com>
 
         Incorrect IfModule on Fedora with with PHP 7
diff --git a/LayoutTests/platform/mac-wk2/TestExpectations b/LayoutTests/platform/mac-wk2/TestExpectations
index d1ef3a72e4c58..0dda483566237 100644
--- a/LayoutTests/platform/mac-wk2/TestExpectations
+++ b/LayoutTests/platform/mac-wk2/TestExpectations
@@ -680,7 +680,7 @@ webkit.org/b/171947 [ Sierra Release ] transitions/extra-transition.html [ Pass
 
 webkit.org/b/170699 [ Release ] imported/w3c/web-platform-tests/html/webappapis/timers/negative-settimeout.html [ Pass Failure ]
 
-webkit.org/b/168937 [ Debug ] tiled-drawing/scrolling/fast-scroll-iframe-latched-mainframe.html [ Pass Failure ]
+webkit.org/b/168937  tiled-drawing/scrolling/fast-scroll-iframe-latched-mainframe.html [ Pass Failure ]
 
 webkit.org/b/172034 [ Sierra Release ] webrtc/closing-peerconnection.html [ Pass Timeout ]