diff --git a/src/JWK.php b/src/JWK.php
index 29dbbac1..981a9ba7 100644
--- a/src/JWK.php
+++ b/src/JWK.php
@@ -71,7 +71,7 @@ public static function parseKeySet(array $jwks)
      *
      * @uses createPemFromModulusAndExponent
      */
-    private static function parseKey(array $jwk)
+    public static function parseKey(array $jwk)
     {
         if (empty($jwk)) {
             throw new InvalidArgumentException('JWK must not be empty');