diff --git a/Cargo.toml b/Cargo.toml
index c5c09a232db..6e13a832a55 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,7 +28,7 @@ content-security-policy = { version = "0.5", features = ["serde"] }
 cookie = "0.12"
 crossbeam-channel = "0.5"
 cssparser = { version = "0.31", git = "https://github.com/servo/rust-cssparser", rev = "6ce91afdf292c4290118843e7421e146f0a4c48b" }
-darling = { version = "0.14", default-features = false }
+darling = { version = "0.20", default-features = false }
 data-url = "0.1.0"
 devtools_traits = { path = "components/shared/devtools" }
 embedder_traits = { path = "components/shared/embedder" }
diff --git a/components/derive_common/Cargo.toml b/components/derive_common/Cargo.toml
index 937e97f81ac..ab358c83b9b 100644
--- a/components/derive_common/Cargo.toml
+++ b/components/derive_common/Cargo.toml
@@ -13,5 +13,5 @@ path = "lib.rs"
 darling = { workspace = true }
 proc-macro2 = { workspace = true }
 quote = { workspace = true }
-syn = { version = "1", default-features = false, features = ["clone-impls", "derive", "parsing"] }
-synstructure = "0.12"
+syn = { version = "2", default-features = false, features = ["clone-impls", "derive", "parsing"] }
+synstructure = "0.13"
diff --git a/components/derive_common/cg.rs b/components/derive_common/cg.rs
index a2eed8daf6c..26a32ccd89a 100644
--- a/components/derive_common/cg.rs
+++ b/components/derive_common/cg.rs
@@ -6,7 +6,7 @@ use darling::{FromDeriveInput, FromField, FromVariant};
 use proc_macro2::{Span, TokenStream};
 use quote::{quote, TokenStreamExt};
 use syn::{
-    self, parse_quote, AngleBracketedGenericArguments, Binding, DeriveInput, Field,
+    self, parse_quote, AngleBracketedGenericArguments, AssocType, DeriveInput, Field,
     GenericArgument, GenericParam, Ident, Path, PathArguments, PathSegment, QSelf, Type, TypeArray,
     TypeGroup, TypeParam, TypeParen, TypePath, TypeSlice, TypeTuple, Variant, WherePredicate,
 };
@@ -252,8 +252,8 @@ where
                                     &GenericArgument::Type(ref data) => GenericArgument::Type(
                                         map_type_params(data, params, self_type, f),
                                     ),
-                                    &GenericArgument::Binding(ref data) => {
-                                        GenericArgument::Binding(Binding {
+                                    &GenericArgument::AssocType(ref data) => {
+                                        GenericArgument::AssocType(AssocType {
                                             ty: map_type_params(&data.ty, params, self_type, f),
                                             ..data.clone()
                                         })
diff --git a/components/style_derive/Cargo.toml b/components/style_derive/Cargo.toml
index 8f8a9ab5add..e240c0f3328 100644
--- a/components/style_derive/Cargo.toml
+++ b/components/style_derive/Cargo.toml
@@ -15,5 +15,5 @@ darling = { workspace = true, default-features = false }
 derive_common = { path = "../derive_common" }
 proc-macro2 = "1"
 quote = "1"
-syn = { version = "1", default-features = false, features = ["clone-impls", "derive", "parsing"] }
-synstructure = "0.12"
+syn = { version = "2", default-features = false, features = ["clone-impls", "derive", "parsing"] }
+synstructure = "0.13"
diff --git a/components/to_shmem_derive/Cargo.toml b/components/to_shmem_derive/Cargo.toml
index 0825d5b6834..90fdd1cf49b 100644
--- a/components/to_shmem_derive/Cargo.toml
+++ b/components/to_shmem_derive/Cargo.toml
@@ -15,5 +15,5 @@ darling = { workspace = true }
 derive_common = { path = "../derive_common" }
 proc-macro2 = { workspace = true }
 quote = { workspace = true }
-syn = { version = "1", default-features = false, features = ["clone-impls", "derive", "parsing"] }
-synstructure = "0.12"
+syn = { version = "2", default-features = false, features = ["clone-impls", "derive", "parsing"] }
+synstructure = "0.13"