diff --git a/sqlx-core/src/row.rs b/sqlx-core/src/row.rs
index bae78b25..4fc31328 100644
--- a/sqlx-core/src/row.rs
+++ b/sqlx-core/src/row.rs
@@ -31,7 +31,7 @@ where
 impl<'c, R, I> ColumnIndex<'c, R> for &'_ I
 where
     R: Row<'c>,
-    I: ColumnIndex<'c, R>,
+    I: ColumnIndex<'c, R> + ?Sized,
 {
     #[inline]
     fn index(&self, row: &R) -> crate::Result<<R as Row<'c>>::Database, usize> {
@@ -44,7 +44,7 @@ mod private_column_index {
     pub trait Sealed {}
     impl Sealed for usize {}
     impl Sealed for str {}
-    impl<T> Sealed for &'_ T where T: Sealed {}
+    impl<T> Sealed for &'_ T where T: Sealed + ?Sized {}
 }
 
 /// Represents a single row from the database.
diff --git a/sqlx-macros/src/derives/row.rs b/sqlx-macros/src/derives/row.rs
index bf2f0767..0dd47cba 100644
--- a/sqlx-macros/src/derives/row.rs
+++ b/sqlx-macros/src/derives/row.rs
@@ -86,7 +86,7 @@ fn expand_derive_from_row_struct(
 
     Ok(quote!(
         impl #impl_generics sqlx::row::FromRow<#lifetime, R> for #ident #ty_generics #where_clause {
-            fn from_row(row: R) -> sqlx::Result<R::Database, Self> {
+            fn from_row(row: &R) -> sqlx::Result<R::Database, Self> {
                 #(#reads)*
 
                 Ok(#ident {
diff --git a/tests/postgres-derives.rs b/tests/postgres-derives.rs
index 2ecfa8aa..3cd4a664 100644
--- a/tests/postgres-derives.rs
+++ b/tests/postgres-derives.rs
@@ -125,7 +125,7 @@ async fn test_from_row() -> anyhow::Result<()> {
     .bind(1_i32)
     .fetch(&mut conn);
 
-    let account = RefAccount::from_row(cursor.next().await?.unwrap())?;
+    let account = RefAccount::from_row(&cursor.next().await?.unwrap())?;
 
     assert_eq!(account.id, 1);
     assert_eq!(account.name, "Herp Derpinson");