diff --git a/layout/reftests/css-break/reftest.list b/layout/reftests/css-break/reftest.list
index b55391d10bbb..276c2d24ee3c 100644
--- a/layout/reftests/css-break/reftest.list
+++ b/layout/reftests/css-break/reftest.list
@@ -1,7 +1,7 @@
 default-preferences pref(layout.css.box-decoration-break.enabled,true)
 
 == box-decoration-break-1.html box-decoration-break-1-ref.html
-fuzzy(0-1,0-20) fuzzy-if(skiaContent,0-1,0-700) fuzzy-if(webrender,21-26,8908-12357) == box-decoration-break-with-inset-box-shadow-1.html box-decoration-break-with-inset-box-shadow-1-ref.html
+fuzzy(0-1,0-20) fuzzy-if(skiaContent,0-1,0-700) fuzzy-if(webrender,21-26,8908-12681) == box-decoration-break-with-inset-box-shadow-1.html box-decoration-break-with-inset-box-shadow-1-ref.html
 skip-if(verify) fuzzy(0-45,0-460) fuzzy-if(skiaContent,0-57,0-439) fuzzy-if(Android,0-57,0-1330) random-if(/^Windows\x20NT\x206\.1/.test(http.oscpu)) == box-decoration-break-with-outset-box-shadow-1.html box-decoration-break-with-outset-box-shadow-1-ref.html # Bug 1386543, bug 1392106
 random-if(!gtkWidget) == box-decoration-break-border-image.html box-decoration-break-border-image-ref.html
 == box-decoration-break-block-border-padding.html box-decoration-break-block-border-padding-ref.html
diff --git a/layout/reftests/svg/filters/css-filter-chains/reftest.list b/layout/reftests/svg/filters/css-filter-chains/reftest.list
index af4722dc6ed6..df4028c2af1b 100644
--- a/layout/reftests/svg/filters/css-filter-chains/reftest.list
+++ b/layout/reftests/svg/filters/css-filter-chains/reftest.list
@@ -2,6 +2,6 @@
 # e.g. filter: blur(3px) grayscale(0.5) invert(0.2);
 
 # Some platforms render this complex filter chain a little differently, and that's ok.
-fuzzy(0-5,0-13638) fuzzy-if(/^Windows\x20NT\x2010\.0/.test(http.oscpu)&&layersGPUAccelerated,0-35,0-13638) fuzzy-if(webrender,4-6,12004-18853) == long-chain.html long-chain-ref.html # Win10: Bug 1258241
+fuzzy(0-5,0-13638) fuzzy-if(/^Windows\x20NT\x2010\.0/.test(http.oscpu)&&layersGPUAccelerated,0-35,0-13638) fuzzy-if(webrender,4-6,12000-18853) == long-chain.html long-chain-ref.html # Win10: Bug 1258241
 == moz-element.html moz-element-ref.html
 == same-filter.html same-filter-ref.html