diff --git a/lib/internal/bootstrap/cache.js b/lib/internal/bootstrap/cache.js
index 725425b2cec..580e7a9cb0d 100644
--- a/lib/internal/bootstrap/cache.js
+++ b/lib/internal/bootstrap/cache.js
@@ -55,6 +55,7 @@ if (!process.versions.openssl) {
     'internal/crypto/diffiehellman',
     'internal/crypto/hash',
     'internal/crypto/keygen',
+    'internal/crypto/keys',
     'internal/crypto/pbkdf2',
     'internal/crypto/random',
     'internal/crypto/scrypt',