diff --git a/Cargo.lock b/Cargo.lock
index eec1e33..9ab4603 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -19,18 +19,6 @@ dependencies = [
  "cpufeatures",
 ]
 
-[[package]]
-name = "ahash"
-version = "0.8.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a15f179cd60c4584b8a8c596927aadc462e27f2ca70c04e0071964a73ba7a75"
-dependencies = [
- "cfg-if",
- "once_cell",
- "version_check",
- "zerocopy",
-]
-
 [[package]]
 name = "aho-corasick"
 version = "1.1.4"
@@ -365,13 +353,14 @@ dependencies = [
 
 [[package]]
 name = "boa_ast"
-version = "0.19.1"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a69ee3a749ea36d4e56d92941e7b25076b493d4917c3d155b6cf369e23547d9"
+checksum = "2c340fe0f0b267787095cbe35240c6786ff19da63ec7b69367ba338eace8169b"
 dependencies = [
  "bitflags 2.10.0",
  "boa_interner",
  "boa_macros",
+ "boa_string",
  "indexmap",
  "num-bigint",
  "rustc-hash",
@@ -379,9 +368,9 @@ dependencies = [
 
 [[package]]
 name = "boa_engine"
-version = "0.19.1"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06e4559b35b80ceb2e6328481c0eca9a24506663ea33ee1e279be6b5b618b25c"
+checksum = "f620c3f06f51e65c0504ddf04978be1b814ac6586f0b45f6019801ab5efd37f9"
 dependencies = [
  "arrayvec",
  "bitflags 2.10.0",
@@ -395,8 +384,8 @@ dependencies = [
  "bytemuck",
  "cfg-if",
  "dashmap",
- "fast-float",
- "hashbrown 0.14.5",
+ "fast-float2",
+ "hashbrown 0.15.5",
  "icu_normalizer 1.5.0",
  "indexmap",
  "intrusive-collections",
@@ -418,32 +407,32 @@ dependencies = [
  "static_assertions",
  "tap",
  "thin-vec",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "time",
 ]
 
 [[package]]
 name = "boa_gc"
-version = "0.19.1"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "716406f57d67bc3ac7fd227d5513b42df401dff14a3be22cbd8ee29817225363"
+checksum = "2425c0b7720d42d73eaa6a883fbb77a5c920da8694964a3d79a67597ac55cce2"
 dependencies = [
  "boa_macros",
  "boa_profiler",
  "boa_string",
- "hashbrown 0.14.5",
+ "hashbrown 0.15.5",
  "thin-vec",
 ]
 
 [[package]]
 name = "boa_interner"
-version = "0.19.1"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4e18df2272616e1ba0322a69333d37dbb78797f1aa0595aad9dc41e8ecd06ad9"
+checksum = "42407a3b724cfaecde8f7d4af566df4b56af32a2f11f0956f5570bb974e7f749"
 dependencies = [
  "boa_gc",
  "boa_macros",
- "hashbrown 0.14.5",
+ "hashbrown 0.15.5",
  "indexmap",
  "once_cell",
  "phf",
@@ -453,9 +442,9 @@ dependencies = [
 
 [[package]]
 name = "boa_macros"
-version = "0.19.1"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "240f4126219a83519bad05c9a40bfc0303921eeb571fc2d7e44c17ffac99d3f1"
+checksum = "9fd3f870829131332587f607a7ff909f1af5fc523fd1b192db55fbbdf52e8d3c"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -465,16 +454,16 @@ dependencies = [
 
 [[package]]
 name = "boa_parser"
-version = "0.19.1"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62b59dc05bf1dc019b11478a92986f590cff43fced4d20e866eefb913493e91c"
+checksum = "9cc142dac798cdc6e2dbccfddeb50f36d2523bb977a976e19bdb3ae19b740804"
 dependencies = [
  "bitflags 2.10.0",
  "boa_ast",
  "boa_interner",
  "boa_macros",
  "boa_profiler",
- "fast-float",
+ "fast-float2",
  "icu_properties 1.5.1",
  "num-bigint",
  "num-traits",
@@ -484,17 +473,17 @@ dependencies = [
 
 [[package]]
 name = "boa_profiler"
-version = "0.19.1"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00ee0645509b3b91abd724f25072649d9e8e65653a78ff0b6e592788a58dd838"
+checksum = "4064908e7cdf9b6317179e9b04dcb27f1510c1c144aeab4d0394014f37a0f922"
 
 [[package]]
 name = "boa_string"
-version = "0.19.1"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae85205289bab1f2c7c8a30ddf0541cf89ba2ff7dbd144feef50bbfa664288d4"
+checksum = "7debc13fbf7997bf38bf8e9b20f1ad5e2a7d27a900e1f6039fe244ce30f589b5"
 dependencies = [
- "fast-float",
+ "fast-float2",
  "paste",
  "rustc-hash",
  "sptr",
@@ -978,11 +967,12 @@ dependencies = [
 
 [[package]]
 name = "dashmap"
-version = "5.5.3"
+version = "6.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "978747c1d849a7d2ee5e8adc0159961c48fb7e5db2f06af6723b80123bb53856"
+checksum = "5041cc499144891f3790297212f32a74fb938e5136a14943f338ef9e0ae276cf"
 dependencies = [
  "cfg-if",
+ "crossbeam-utils",
  "hashbrown 0.14.5",
  "lock_api",
  "once_cell",
@@ -1229,10 +1219,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "fast-float"
-version = "0.2.0"
+name = "fast-float2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95765f67b4b18863968b4a1bd5bb576f732b29a4a28c7cd84c09fa3e2875f33c"
+checksum = "f8eb564c5c7423d25c886fb561d1e4ee69f72354d16918afa32c08811f6b6a55"
 
 [[package]]
 name = "fastrand"
@@ -1540,9 +1530,6 @@ name = "hashbrown"
 version = "0.14.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
-dependencies = [
- "ahash",
-]
 
 [[package]]
 name = "hashbrown"
@@ -2937,9 +2924,9 @@ dependencies = [
 
 [[package]]
 name = "pollster"
-version = "0.3.0"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22686f4785f02a4fcc856d3b3bb19bf6c8160d103f7a99cc258bddd0251dc7f2"
+checksum = "2f3a9f18d041e6d0e102a0a46750538147e5e8992d3b4873aaafee2520b00ce3"
 
 [[package]]
 name = "portable-atomic"
diff --git a/Cargo.toml b/Cargo.toml
index 712edc1..6b744d2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -83,7 +83,7 @@ hex = "0.4"
 # ═══════════════════════════════════════════════════════════════════════════════
 # Scripting Engine
 # ═══════════════════════════════════════════════════════════════════════════════
-boa_engine = "0.19"
+boa_engine = "0.20"
 
 # ═══════════════════════════════════════════════════════════════════════════════
 # Import/Export Formats