diff --git a/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/buffers/one-large-uniform-buffer.html.ini b/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/buffers/one-large-uniform-buffer.html.ini
index 4cb025b25678..320f7584f614 100644
--- a/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/buffers/one-large-uniform-buffer.html.ini
+++ b/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/buffers/one-large-uniform-buffer.html.ini
@@ -1,4 +1,5 @@
 [one-large-uniform-buffer.html]
-  [WebGL test #1: Failed to set up the program]
+  expected: ERROR
+  [WebGL test #1: successfullyParsed should be true (of type boolean). Was undefined (of type undefined).]
     expected: FAIL
 
diff --git a/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/buffers/uniform-buffers.html.ini b/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/buffers/uniform-buffers.html.ini
index e07eac6d938b..db86111ca042 100644
--- a/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/buffers/uniform-buffers.html.ini
+++ b/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/buffers/uniform-buffers.html.ini
@@ -21,7 +21,7 @@
   [WebGL test #12: getError expected: INVALID_OPERATION. Was INVALID_ENUM : binding a deleted buffer should generate INVALID_OPERATION]
     expected: FAIL
 
-  [WebGL test #15: Could not compile shader with uniform blocks without error]
+  [WebGL test #15: successfullyParsed should be true (of type boolean). Was undefined (of type undefined).]
     expected: FAIL
 
   [WebGL test #16: Could not compile shader with named uniform blocks without error]
diff --git a/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/glsl3/shader-with-mis-matching-uniform-block.html.ini b/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/glsl3/shader-with-mis-matching-uniform-block.html.ini
index d9955ac3dcd4..7101bc358641 100644
--- a/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/glsl3/shader-with-mis-matching-uniform-block.html.ini
+++ b/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/glsl3/shader-with-mis-matching-uniform-block.html.ini
@@ -1,5 +1,5 @@
 [shader-with-mis-matching-uniform-block.html]
-  [WebGL test #0: [unexpected vertex shader compile status\] (expected: true) Shaders with precision mis-matching uniform blocks should fail]
+  [WebGL test #0: [unexpected link status\] Shaders with precision mis-matching uniform blocks should fail]
     expected: FAIL
 
   [WebGL test #1: [unexpected fragment shader compile status\] (expected: true) Shaders with precision mis-matching uniform blocks should fail]
diff --git a/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/rendering/uniform-block-buffer-size.html.ini b/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/rendering/uniform-block-buffer-size.html.ini
index 2915db1d8531..dfcfd7e7f168 100644
--- a/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/rendering/uniform-block-buffer-size.html.ini
+++ b/tests/wpt/mozilla/meta/webgl/conformance-2.0.0/conformance2/rendering/uniform-block-buffer-size.html.ini
@@ -1,5 +1,6 @@
 [uniform-block-buffer-size.html]
-  [WebGL test #1: Could not compile shader with uniform blocks without error]
+  expected: ERROR
+  [WebGL test #1: successfullyParsed should be true (of type boolean). Was undefined (of type undefined).]
     expected: FAIL
 
   [WebGL test #2: Could not compile shader with uniform blocks without error]