diff --git a/tests/wpt/metadata-css/css21_dev/html4/absolute-replaced-height-028.htm.ini b/tests/wpt/metadata-css/css21_dev/html4/absolute-replaced-height-014.htm.ini
similarity index 71%
rename from tests/wpt/metadata-css/css21_dev/html4/absolute-replaced-height-028.htm.ini
rename to tests/wpt/metadata-css/css21_dev/html4/absolute-replaced-height-014.htm.ini
index 55a4247a8c2..752e7ca1494 100644
--- a/tests/wpt/metadata-css/css21_dev/html4/absolute-replaced-height-028.htm.ini
+++ b/tests/wpt/metadata-css/css21_dev/html4/absolute-replaced-height-014.htm.ini
@@ -1,4 +1,4 @@
-[absolute-replaced-height-028.htm]
+[absolute-replaced-height-014.htm]
   type: reftest
   expected:
     if (os == "mac") and (version == "OS X 10.8.5"): FAIL
diff --git a/tests/wpt/metadata-css/css21_dev/html4/absolute-replaced-height-021.htm.ini b/tests/wpt/metadata-css/css21_dev/html4/absolute-replaced-height-021.htm.ini
new file mode 100644
index 00000000000..60311d755b8
--- /dev/null
+++ b/tests/wpt/metadata-css/css21_dev/html4/absolute-replaced-height-021.htm.ini
@@ -0,0 +1,4 @@
+[absolute-replaced-height-021.htm]
+  type: reftest
+  expected:
+    if (os == "mac") and (version == "OS X 10.8.5"): FAIL
diff --git a/tests/wpt/metadata-css/css21_dev/html4/bidi-inline-002.htm.ini b/tests/wpt/metadata-css/css21_dev/html4/bidi-inline-002.htm.ini
index 5d19dad8eed..044e23797cb 100644
--- a/tests/wpt/metadata-css/css21_dev/html4/bidi-inline-002.htm.ini
+++ b/tests/wpt/metadata-css/css21_dev/html4/bidi-inline-002.htm.ini
@@ -1,3 +1,5 @@
 [bidi-inline-002.htm]
   type: reftest
-  expected: TIMEOUT
+  expected:
+    if not debug and (os == "linux") and (version == "Ubuntu 14.04") and (processor == "x86_64") and (bits == 64): FAIL
+    TIMEOUT
diff --git a/tests/wpt/metadata-css/css21_dev/html4/inline-formatting-context-023.htm.ini b/tests/wpt/metadata-css/css21_dev/html4/inline-formatting-context-023.htm.ini
index dd7c76c5c27..eefd38d268f 100644
--- a/tests/wpt/metadata-css/css21_dev/html4/inline-formatting-context-023.htm.ini
+++ b/tests/wpt/metadata-css/css21_dev/html4/inline-formatting-context-023.htm.ini
@@ -1,3 +1,5 @@
 [inline-formatting-context-023.htm]
   type: reftest
-  expected: TIMEOUT
+  expected:
+    if not debug and (os == "linux") and (version == "Ubuntu 14.04") and (processor == "x86_64") and (bits == 64): FAIL
+    TIMEOUT
diff --git a/tests/wpt/metadata-css/css21_dev/html4/line-height-125.htm.ini b/tests/wpt/metadata-css/css21_dev/html4/line-height-125.htm.ini
index 9b6d8303eb8..69e23a0dcf1 100644
--- a/tests/wpt/metadata-css/css21_dev/html4/line-height-125.htm.ini
+++ b/tests/wpt/metadata-css/css21_dev/html4/line-height-125.htm.ini
@@ -1,5 +1,4 @@
 [line-height-125.htm]
   type: reftest
   disabled: unstable
-  expected:
-    FAIL
+  expected: FAIL