diff --git a/crates/build/re_types_builder/src/codegen/rust/reflection.rs b/crates/build/re_types_builder/src/codegen/rust/reflection.rs
index de20bee2951d..308929bbef70 100644
--- a/crates/build/re_types_builder/src/codegen/rust/reflection.rs
+++ b/crates/build/re_types_builder/src/codegen/rust/reflection.rs
@@ -136,7 +136,7 @@ fn generate_component_reflection(
                         || contents.contains(&format!("impl Default for super::{}", &obj.name))
                 });
         let custom_placeholder = if auto_derive_default || has_custom_default_impl {
-            quote! { Some(#type_name::default().to_arrow()?) }
+            quote! { Some(#type_name::default().to_arrow2()?) }
         } else {
             quote! { None }
         };
diff --git a/crates/viewer/re_viewer/src/reflection/mod.rs b/crates/viewer/re_viewer/src/reflection/mod.rs
index 1eca542ba12e..0eea1468ccb8 100644
--- a/crates/viewer/re_viewer/src/reflection/mod.rs
+++ b/crates/viewer/re_viewer/src/reflection/mod.rs
@@ -86,7 +86,9 @@ fn generate_component_reflection() -> Result<ComponentReflectionMap, Serializati
             <ComponentColumnSelector as Component>::name(),
             ComponentReflection {
                 docstring_md: "Describe a component column to be selected in the dataframe view.",
-                custom_placeholder: Some(ComponentColumnSelector::default().to_arrow2()?),
+                custom_placeholder: Some(
+                    ComponentColumnSelector::default().to_arrow2()?,
+                ),
                 datatype: ComponentColumnSelector::arrow2_datatype(),
             },
         ),