diff --git a/Sources/Crypto/Key Derivation/HKDF.swift b/Sources/Crypto/Key Derivation/HKDF.swift
index aa8dda9a..25a0c2f2 100644
--- a/Sources/Crypto/Key Derivation/HKDF.swift	
+++ b/Sources/Crypto/Key Derivation/HKDF.swift	
@@ -15,6 +15,9 @@
 @_exported import CryptoKit
 #else
 import Foundation
+#if canImport(Android)
+import Android
+#endif
 
 /// A standards-based implementation of an HMAC-based Key Derivation Function
 /// (HKDF).
diff --git a/Sources/_CryptoExtras/Key Derivation/Scrypt/BoringSSL/Scrypt_boring.swift b/Sources/_CryptoExtras/Key Derivation/Scrypt/BoringSSL/Scrypt_boring.swift
index 1076de1a..421db762 100644
--- a/Sources/_CryptoExtras/Key Derivation/Scrypt/BoringSSL/Scrypt_boring.swift	
+++ b/Sources/_CryptoExtras/Key Derivation/Scrypt/BoringSSL/Scrypt_boring.swift	
@@ -21,6 +21,10 @@ import Foundation
 @_implementationOnly import CCryptoBoringSSL
 @_implementationOnly import CCryptoBoringSSLShims
 
+#if canImport(Android)
+import Android
+#endif
+
 internal struct BoringSSLScrypt {
     /// Derives a secure key using the provided passphrase and salt.
     ///