diff --git a/testsuite/css/parser/declarations-valid-22.ref.css b/testsuite/css/parser/declarations-valid-22.ref.css
index ae0b2a9790..c17df06a00 100644
--- a/testsuite/css/parser/declarations-valid-22.ref.css
+++ b/testsuite/css/parser/declarations-valid-22.ref.css
@@ -1,6 +1,6 @@
 * {
   border-image-repeat: stretch;
   border-image-slice: 3 4;
-  border-image-source: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAIAAAD91JpzAAAABmJLR0QA/wD/AP+gvaeTAAAAFUlEQVQImQXBAQEAAACAEP9PF1CpMCnkBftPnd1xAAAAAElFTkSuQmCC");
+  border-image-source: none /* FIXME */;
   border-image-width: initial;
 }
diff --git a/testsuite/css/parser/declarations-valid-23.ref.css b/testsuite/css/parser/declarations-valid-23.ref.css
index c50e21600d..60b7b708e1 100644
--- a/testsuite/css/parser/declarations-valid-23.ref.css
+++ b/testsuite/css/parser/declarations-valid-23.ref.css
@@ -1,6 +1,6 @@
 * {
   border-image-repeat: repeat stretch;
   border-image-slice: 3 4;
-  border-image-source: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAIAAAD91JpzAAAABmJLR0QA/wD/AP+gvaeTAAAAFUlEQVQImQXBAQEAAACAEP9PF1CpMCnkBftPnd1xAAAAAElFTkSuQmCC");
+  border-image-source: none /* FIXME */;
   border-image-width: initial;
 }