diff --git a/Cargo.lock b/Cargo.lock
index 43953ac52f..d48687e3eb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -542,13 +542,16 @@ dependencies = [
  "boa_macros",
  "boa_profiler",
  "fast-float",
+ "icu_locid",
  "icu_properties",
  "icu_provider",
+ "icu_provider_macros",
  "num-bigint",
  "num-traits",
  "once_cell",
  "regress",
  "rustc-hash",
+ "tinystr",
 ]
 
 [[package]]
diff --git a/boa_parser/Cargo.toml b/boa_parser/Cargo.toml
index e54ea226cf..9592aaf8a1 100644
--- a/boa_parser/Cargo.toml
+++ b/boa_parser/Cargo.toml
@@ -24,6 +24,9 @@ num-bigint = "0.4.3"
 regress = "0.6.0"
 icu_properties = {version = "~1.2.0", features = ["serde"] }
 icu_provider = "~1.2.0"
+icu_locid = "~1.2.0"
+icu_provider_macros = "~1.2.0"
+tinystr = ">=0.7.0, <0.7.3"
 once_cell = "1.18.0"
 
 [features]