diff --git a/Cargo.lock b/Cargo.lock
index ca0e45f1..cabb1cad 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1585,7 +1585,6 @@ dependencies = [
  "schemars",
  "serde",
  "serde_json",
- "these",
  "thiserror",
 ]
 
diff --git a/crates/mongodb-support/Cargo.toml b/crates/mongodb-support/Cargo.toml
index a749ac9f..dbd6cb2e 100644
--- a/crates/mongodb-support/Cargo.toml
+++ b/crates/mongodb-support/Cargo.toml
@@ -10,7 +10,6 @@ indexmap = { version = "1", features = ["serde"] } # must match the version that
 schemars = "^0.8.12"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
-these = "2.0.0"
 thiserror = "1"
 
 [dev-dependencies]
diff --git a/crates/mongodb-support/src/align.rs b/crates/mongodb-support/src/align.rs
index da61f5c6..25553f0f 100644
--- a/crates/mongodb-support/src/align.rs
+++ b/crates/mongodb-support/src/align.rs
@@ -1,65 +1,5 @@
 use indexmap::IndexMap;
 use std::hash::Hash;
-use these::These::{self, *};
-
-pub fn align<K, T, U>(ts: IndexMap<K, T>, mut us: IndexMap<K, U>) -> IndexMap<K, These<T, U>>
-where
-    K: Hash + Eq,
-{
-    let mut result: IndexMap<K, These<T, U>> = IndexMap::new();
-
-    for (k, t) in ts {
-        match us.swap_remove(&k) {
-            None => result.insert(k, This(t)),
-            Some(u) => result.insert(k, Both(t, u)),
-        };
-    }
-
-    for (k, u) in us {
-        result.insert(k, That(u));
-    }
-    result
-}
-
-pub fn align_with<K, V, F>(ts: IndexMap<K, V>, mut us: IndexMap<K, V>, f: F) -> IndexMap<K, V>
-where
-    K: Hash + Eq,
-    F: Fn(V, V) -> V,
-{
-    let mut result: IndexMap<K, V> = IndexMap::new();
-
-    for (k, t) in ts {
-        match us.swap_remove(&k) {
-            None => result.insert(k, t),
-            Some(u) => result.insert(k, f(t, u)),
-        };
-    }
-
-    for (k, u) in us {
-        result.insert(k, u);
-    }
-    result
-}
-
-// pub fn align_with_result<K, V, E, F>(ts: IndexMap<K, V>, mut us: IndexMap<K, V>, f: F) -> Result<IndexMap<K, V>, E>
-// where
-//     K: Hash + Eq,
-//     F: Fn(V, V) -> Result<V, E>,
-// {
-//     let mut result: IndexMap<K, V> = IndexMap::new();
-
-//     for (k, t) in ts {
-//         match us.swap_remove(&k) {
-//             None => result.insert(k, t),
-//             Some(u) => result.insert(k, f(t, u)?),
-//         };
-//     }
-
-//     for (k, u) in us {
-//         result.insert(k, u);
-//     }
-//     Ok(result)
-// }
 
 pub fn align_with_result<K, T, U, V, E, FT, FU, FTU>(ts: IndexMap<K, T>, mut us: IndexMap<K, U>, ft: FT, fu: FU, ftu: FTU) -> Result<IndexMap<K, V>, E>
 where