diff --git a/Cargo.lock b/Cargo.lock
index ff105d8c..f771c555 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,7 +4,7 @@ version = 3
 
 [[package]]
 name = "adblock"
-version = "0.9.0"
+version = "0.8.11"
 dependencies = [
  "addr",
  "base64 0.13.0",
@@ -45,9 +45,9 @@ dependencies = [
 
 [[package]]
 name = "aho-corasick"
-version = "0.7.19"
+version = "1.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4f55bd91a0978cbfd91c457a164bab8b4001c833b7f323132c0a4e1922dd44e"
+checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
 dependencies = [
  "memchr",
 ]
@@ -776,9 +776,9 @@ checksum = "a3e378b66a060d48947b590737b30a1be76706c8dd7b8ba0f2fe3989c68a853f"
 
 [[package]]
 name = "memchr"
-version = "2.4.1"
+version = "2.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
+checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
 
 [[package]]
 name = "memoffset"
@@ -1090,9 +1090,21 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.6.0"
+version = "1.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38200e5ee88914975b69f657f0801b6f6dccafd44fd9326302a4aaeecfacb1d8"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-automata",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c4eb3267174b8c6c2f654116623910a0fef09c4753f8dd83db29c48a0df988b"
+checksum = "368758f23274712b504848e9d5a6f010445cc8b87a7cdb4d7cbee666c1288da3"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -1101,9 +1113,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.27"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3f87b73ce11b1619a3c6332f45341e0047173771e8b8b73f87bfeefb7b56244"
+checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
 [[package]]
 name = "reqwest"
diff --git a/Cargo.toml b/Cargo.toml
index 4310f6c1..fb376207 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "adblock"
-version = "0.9.0"
+version = "0.8.11"
 authors = ["Anton Lazarev <alazarev@brave.com>", "Andrius Aucinas"]
 edition = "2021"
 
@@ -39,13 +39,14 @@ rmp-serde = "0.15"
 lifeguard = { version = "^ 0.6.1", optional = true }
 cssparser = { version = "0.28", optional = true }
 selectors = { version = "0.23", optional = true }
-serde_json = "1.0"
+serde_json = { version = "1.0", optional = true }
 thiserror = "1.0"
 
 [dev-dependencies]
 criterion = "0.5"
 csv = "1"
 mock_instant = { version = "0.5" }
+serde_json = "1.0"
 # By default, reqwest builds openssl from source, which fails on missing/incompatible system dependencies
 reqwest = { version = "0.11", features = ["rustls-tls"], default-features = false }
 futures = "0.3"
@@ -90,6 +91,6 @@ object-pooling = ["lifeguard"] # disables `Send` and `Sync` on `Engine`.
 unsync-regex-caching = [] # disables `Send` and `Sync` on `Engine`.
 regex-debug-info = []
 css-validation = ["cssparser", "selectors"]
-content-blocking = []
+content-blocking = ["serde_json"]
 embedded-domain-resolver = ["addr"] # Requires setting an external domain resolver if disabled.
-resource-assembler = []
+resource-assembler = ["serde_json"]