diff --git a/Cargo.lock b/Cargo.lock
index 5891d80cb3a1c..90b959d6ad800 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -7722,9 +7722,9 @@ dependencies = [
 
 [[package]]
 name = "serde_derive_internals"
-version = "0.28.0"
+version = "0.29.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e578a843d40b4189a4d66bba51d7684f57da5bd7c304c64e14bd63efbef49509"
+checksum = "330f01ce65a3a5fe59a60c82f3c9a024b573b8a6e875bd233fe5f934e71d54e3"
 dependencies = [
  "proc-macro2 1.0.66",
  "quote 1.0.33",
diff --git a/lib/vector-config-macros/Cargo.toml b/lib/vector-config-macros/Cargo.toml
index 1b763ac100ea0..70048bb5ffb28 100644
--- a/lib/vector-config-macros/Cargo.toml
+++ b/lib/vector-config-macros/Cargo.toml
@@ -11,7 +11,7 @@ proc-macro = true
 darling = { version = "0.20", default-features = false, features = ["suggestions"] }
 proc-macro2 = { version = "1.0", default-features = false }
 quote = { version = "1.0", default-features = false }
-serde_derive_internals = "0.28"
+serde_derive_internals = "0.29"
 syn = { version = "2.0", default-features = false, features = ["full", "extra-traits", "visit-mut", "visit"] }
 vector-config-common = { path = "../vector-config-common" }
 
diff --git a/lib/vector-config-macros/src/ast/container.rs b/lib/vector-config-macros/src/ast/container.rs
index 28cc12f69a35a..581753fa3205f 100644
--- a/lib/vector-config-macros/src/ast/container.rs
+++ b/lib/vector-config-macros/src/ast/container.rs
@@ -235,7 +235,7 @@ impl<'a> Container<'a> {
                 }
 
                 let original = input;
-                let name = serde.attrs.name().deserialize_name();
+                let name = serde.attrs.name().deserialize_name().to_string();
                 let default_value = get_serde_default_value(&serde.ident, serde.attrs.default());
 
                 let container = Container {
diff --git a/lib/vector-config-macros/src/ast/field.rs b/lib/vector-config-macros/src/ast/field.rs
index d38ce6c95417c..09f2d85a33dc5 100644
--- a/lib/vector-config-macros/src/ast/field.rs
+++ b/lib/vector-config-macros/src/ast/field.rs
@@ -33,7 +33,7 @@ impl<'a> Field<'a> {
     ) -> darling::Result<Field<'a>> {
         let original = serde.original;
 
-        let name = serde.attrs.name().deserialize_name();
+        let name = serde.attrs.name().deserialize_name().to_string();
         let default_value = get_serde_default_value(&serde.ty, serde.attrs.default());
 
         Attributes::from_attributes(&original.attrs)
diff --git a/lib/vector-config-macros/src/ast/variant.rs b/lib/vector-config-macros/src/ast/variant.rs
index 5b54ebc30d18f..0a5b0dedf83bf 100644
--- a/lib/vector-config-macros/src/ast/variant.rs
+++ b/lib/vector-config-macros/src/ast/variant.rs
@@ -26,7 +26,7 @@ impl<'a> Variant<'a> {
         is_virtual_newtype: bool,
     ) -> darling::Result<Variant<'a>> {
         let original = serde.original;
-        let name = serde.attrs.name().deserialize_name();
+        let name = serde.attrs.name().deserialize_name().to_string();
         let style = serde.style.into();
         let is_newtype_wrapper_field = style == Style::Newtype;