diff --git a/crates/libs/bindgen/src/metadata.rs b/crates/libs/bindgen/src/metadata.rs
index e422f67a9a..9d48c57a1d 100644
--- a/crates/libs/bindgen/src/metadata.rs
+++ b/crates/libs/bindgen/src/metadata.rs
@@ -628,13 +628,7 @@ pub fn type_def_is_blittable(row: TypeDef) -> bool {
 
 pub fn type_def_is_copyable(row: TypeDef) -> bool {
     match row.kind() {
-        TypeKind::Struct => {
-            if matches!(row.type_name(), TypeName::VARIANT | TypeName::PROPVARIANT) {
-                false
-            } else {
-                row.fields().all(|field| field_is_copyable(field, row))
-            }
-        }
+        TypeKind::Struct => row.fields().all(|field| field_is_copyable(field, row)),
         TypeKind::Enum => true,
         TypeKind::Delegate => !row.flags().contains(TypeAttributes::WindowsRuntime),
         _ => false,
diff --git a/crates/libs/bindgen/src/rust/writer.rs b/crates/libs/bindgen/src/rust/writer.rs
index 47cb37c944..1b32c6a378 100644
--- a/crates/libs/bindgen/src/rust/writer.rs
+++ b/crates/libs/bindgen/src/rust/writer.rs
@@ -159,14 +159,6 @@ impl Writer {
                 let crate_name = self.crate_name();
                 quote! { #crate_name BSTR }
             }
-            metadata::Type::Name(metadata::TypeName::VARIANT) => {
-                let crate_name = self.crate_name();
-                quote! { #crate_name VARIANT }
-            }
-            metadata::Type::Name(metadata::TypeName::PROPVARIANT) => {
-                let crate_name = self.crate_name();
-                quote! { #crate_name PROPVARIANT }
-            }
             metadata::Type::Object => {
                 if self.sys {
                     quote! { *mut core::ffi::c_void }
@@ -271,12 +263,6 @@ impl Writer {
             metadata::Type::Name(metadata::TypeName::BSTR) => {
                 quote! { core::mem::MaybeUninit<windows_core::BSTR> }
             }
-            metadata::Type::Name(metadata::TypeName::VARIANT) => {
-                quote! { core::mem::MaybeUninit<windows_core::VARIANT> }
-            }
-            metadata::Type::Name(metadata::TypeName::PROPVARIANT) => {
-                quote! { core::mem::MaybeUninit<windows_core::PROPVARIANT> }
-            }
             metadata::Type::Win32Array(kind, len) => {
                 let name = self.type_abi_name(kind);
                 let len = Literal::usize_unsuffixed(*len);