diff --git a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Codable.swift b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Codable.swift
index e9d9693..5fba160 100644
--- a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Codable.swift
+++ b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Codable.swift
@@ -1,3 +1,5 @@
+import OrderedCollections
+
 extension IdentifiedArray: Encodable where Element: Encodable {
   @inlinable
   public func encode(to encoder: Encoder) throws {
diff --git a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Collection.swift b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Collection.swift
index df06c11..d47ddb1 100644
--- a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Collection.swift
+++ b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Collection.swift
@@ -1,3 +1,5 @@
+import OrderedCollections
+
 extension IdentifiedArray: Collection {
   @inlinable
   @inline(__always)
diff --git a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Initializers.swift b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Initializers.swift
index a1f43ec..91376bd 100644
--- a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Initializers.swift
+++ b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Initializers.swift
@@ -1,3 +1,5 @@
+import OrderedCollections
+
 extension IdentifiedArray {
   /// Creates a new array from the elements in the given sequence, which must not contain duplicate
   /// ids.
diff --git a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Insertions.swift b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Insertions.swift
index 77d675f..72728ed 100644
--- a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Insertions.swift
+++ b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+Insertions.swift
@@ -1,3 +1,5 @@
+import OrderedCollections
+
 extension IdentifiedArray {
   /// Append a new member to the end of the array, if the array doesn't already contain it.
   ///
diff --git a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+MutableCollection.swift b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+MutableCollection.swift
index 39747c9..9dab923 100644
--- a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+MutableCollection.swift
+++ b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+MutableCollection.swift
@@ -1,3 +1,5 @@
+import OrderedCollections
+
 extension IdentifiedArray: MutableCollection {
   @inlinable
   @inline(__always)
diff --git a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+RangeReplaceableCollection.swift b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+RangeReplaceableCollection.swift
index 3644f6c..8d1d737 100644
--- a/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+RangeReplaceableCollection.swift
+++ b/Sources/IdentifiedCollections/IdentifiedArray/IdentifiedArray+RangeReplaceableCollection.swift
@@ -1,3 +1,5 @@
+import OrderedCollections
+
 @available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *)
 extension IdentifiedArray: RangeReplaceableCollection
 where Element: Identifiable, ID == Element.ID {