diff --git a/crates/lune-roblox/src/datatypes/extension.rs b/crates/lune-roblox/src/datatypes/extension.rs
index 6f83242..30bb916 100644
--- a/crates/lune-roblox/src/datatypes/extension.rs
+++ b/crates/lune-roblox/src/datatypes/extension.rs
@@ -19,6 +19,7 @@ impl DomValueExt for DomType {
             Color3uint8 => "Color3uint8",
             ColorSequence => "ColorSequence",
             Content => "Content",
+            ContentId => "ContentId",
             Enum => "Enum",
             Faces => "Faces",
             Float32 => "Float32",