diff --git a/Cargo.lock b/Cargo.lock
index 83866d12ef8..ec1a4879139 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -957,7 +957,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "117725a109d387c937a1533ce01b450cbde6b88abceea8473c4d7a85853cda3c"
 dependencies = [
  "lazy_static",
- "windows-sys 0.48.0",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -1608,7 +1608,7 @@ dependencies = [
 [[package]]
 name = "dom"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 dependencies = [
  "bitflags 2.6.0",
  "malloc_size_of",
@@ -4048,7 +4048,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc2f4eb4bc735547cfed7c0a4922cbd04a4655978c09b54f1f7b228750664c34"
 dependencies = [
  "cfg-if",
- "windows-targets 0.48.5",
+ "windows-targets 0.52.6",
 ]
 
 [[package]]
@@ -4220,7 +4220,7 @@ dependencies = [
 [[package]]
 name = "malloc_size_of"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 dependencies = [
  "app_units",
  "cssparser",
@@ -6175,7 +6175,7 @@ dependencies = [
 [[package]]
 name = "selectors"
 version = "0.26.0"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 dependencies = [
  "bitflags 2.6.0",
  "cssparser",
@@ -6463,7 +6463,7 @@ dependencies = [
 [[package]]
 name = "servo_arc"
 version = "0.4.0"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 dependencies = [
  "serde",
  "stable_deref_trait",
@@ -6472,7 +6472,7 @@ dependencies = [
 [[package]]
 name = "servo_atoms"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 dependencies = [
  "string_cache",
  "string_cache_codegen",
@@ -6844,7 +6844,7 @@ checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 [[package]]
 name = "static_prefs"
 version = "0.1.0"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 
 [[package]]
 name = "strck"
@@ -6903,7 +6903,7 @@ checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 [[package]]
 name = "style"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 dependencies = [
  "app_units",
  "arrayvec",
@@ -6961,7 +6961,7 @@ dependencies = [
 [[package]]
 name = "style_config"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 dependencies = [
  "lazy_static",
 ]
@@ -6969,7 +6969,7 @@ dependencies = [
 [[package]]
 name = "style_derive"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 dependencies = [
  "darling",
  "proc-macro2",
@@ -6999,7 +6999,7 @@ dependencies = [
 [[package]]
 name = "style_traits"
 version = "0.0.1"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 dependencies = [
  "app_units",
  "bitflags 2.6.0",
@@ -7394,7 +7394,7 @@ dependencies = [
 [[package]]
 name = "to_shmem"
 version = "0.1.0"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 dependencies = [
  "cssparser",
  "servo_arc",
@@ -7407,7 +7407,7 @@ dependencies = [
 [[package]]
 name = "to_shmem_derive"
 version = "0.1.0"
-source = "git+https://github.com/servo/stylo?branch=2024-12-04#098f1bef3e231bbf86038c0a2b1ddc31031dc422"
+source = "git+https://github.com/servo/stylo?branch=2024-12-04#7e529e8cf99502c99e431515de095d18548219d5"
 dependencies = [
  "darling",
  "proc-macro2",
@@ -8445,7 +8445,7 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf221c93e13a30d793f7645a0e7762c55d169dbb0a49671918a2319d289b10bb"
 dependencies = [
- "windows-sys 0.48.0",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
diff --git a/tests/wpt/meta/css/css-cascade/revert-layer-004.html.ini b/tests/wpt/meta/css/css-cascade/revert-layer-004.html.ini
deleted file mode 100644
index bfba187723e..00000000000
--- a/tests/wpt/meta/css/css-cascade/revert-layer-004.html.ini
+++ /dev/null
@@ -1,2 +0,0 @@
-[revert-layer-004.html]
-  expected: FAIL
diff --git a/tests/wpt/meta/css/css-cascade/revert-layer-013.html.ini b/tests/wpt/meta/css/css-cascade/revert-layer-013.html.ini
deleted file mode 100644
index 5cd8cdda3e8..00000000000
--- a/tests/wpt/meta/css/css-cascade/revert-layer-013.html.ini
+++ /dev/null
@@ -1,2 +0,0 @@
-[revert-layer-013.html]
-  expected: FAIL
diff --git a/tests/wpt/meta/css/cssom/getComputedStyle-pseudo.html.ini b/tests/wpt/meta/css/cssom/getComputedStyle-pseudo.html.ini
index 9491cc6f9ac..d49f1cecfad 100644
--- a/tests/wpt/meta/css/cssom/getComputedStyle-pseudo.html.ini
+++ b/tests/wpt/meta/css/cssom/getComputedStyle-pseudo.html.ini
@@ -18,7 +18,7 @@
     expected: FAIL
 
   [Unknown pseudo-element with a known identifier: backdrop]
-    expected: PRECONDITION_FAILED
+    expected: FAIL
 
   [Unknown pseudo-element with a known identifier: file-selector-button]
     expected: PRECONDITION_FAILED
diff --git a/tests/wpt/meta/css/selectors/parsing/parse-not.html.ini b/tests/wpt/meta/css/selectors/parsing/parse-not.html.ini
deleted file mode 100644
index 2f8681b0c25..00000000000
--- a/tests/wpt/meta/css/selectors/parsing/parse-not.html.ini
+++ /dev/null
@@ -1,3 +0,0 @@
-[parse-not.html]
-  [":not(:host)" should be a valid selector]
-    expected: FAIL