diff --git a/Sources/JSONSchema/JSONSchema.swift b/Sources/JSONSchema/JSONSchema.swift
index da18af5..c9f3f1a 100644
--- a/Sources/JSONSchema/JSONSchema.swift
+++ b/Sources/JSONSchema/JSONSchema.swift
@@ -1,4 +1,8 @@
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import OrderedCollections
 
 #if canImport(RegexBuilder)
diff --git a/Sources/JSONSchema/JSONValue.swift b/Sources/JSONSchema/JSONValue.swift
index 38e40fc..3ab3ff2 100644
--- a/Sources/JSONSchema/JSONValue.swift
+++ b/Sources/JSONSchema/JSONValue.swift
@@ -1,6 +1,12 @@
+#if canImport(FoundationEssentials)
+import struct FoundationEssentials.Data
+import class FoundationEssentials.JSONDecoder
+import class FoundationEssentials.JSONEncoder
+#else
 import struct Foundation.Data
 import class Foundation.JSONDecoder
 import class Foundation.JSONEncoder
+#endif
 
 /// A representation of a JSON value.
 ///
diff --git a/Tests/JSONSchemaTests/JSONSchemaTests.swift b/Tests/JSONSchemaTests/JSONSchemaTests.swift
index 1d98277..4d5a951 100644
--- a/Tests/JSONSchemaTests/JSONSchemaTests.swift
+++ b/Tests/JSONSchemaTests/JSONSchemaTests.swift
@@ -1,4 +1,8 @@
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Testing
 
 @testable import JSONSchema
diff --git a/Tests/JSONSchemaTests/JSONValueTests.swift b/Tests/JSONSchemaTests/JSONValueTests.swift
index 7367bd1..28d1467 100644
--- a/Tests/JSONSchemaTests/JSONValueTests.swift
+++ b/Tests/JSONSchemaTests/JSONValueTests.swift
@@ -1,4 +1,8 @@
+#if canImport(FoundationEssentials)
+import FoundationEssentials
+#else
 import Foundation
+#endif
 import Testing
 
 @testable import JSONSchema