From 041fc5a28ea84a53c894ba436844236047e0ba76 Mon Sep 17 00:00:00 2001
From: Brianna Fugate <brianna.fugate@apollographql.com>
Date: Mon, 2 Feb 2026 12:22:48 -0500
Subject: [PATCH] fix(composition): partial revert removing single element list
 to non list coercion

---
 apollo-federation/src/compat.rs | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/apollo-federation/src/compat.rs b/apollo-federation/src/compat.rs
index ee80a2d32a..9291f3aff9 100644
--- a/apollo-federation/src/compat.rs
+++ b/apollo-federation/src/compat.rs
@@ -180,13 +180,6 @@ fn coerce_value(
                 coerce_value(types, element, ty.item_type())?;
             }
         }
-        // Coerce single-element list to a non-list type.
-        // This is the reverse of the scalar-to-list coercion below.
-        (Value::List(list), Some(_)) if !ty.is_list() && list.len() == 1 => {
-            let element = list.pop().unwrap();
-            *target.make_mut() = element.as_ref().clone();
-            coerce_value(types, target, ty)?;
-        }
         // Coerce single values (except null) to a list.
         (
             Value::Object(_)