diff --git a/manifest.xml b/manifest.xml
index 52dfa6db..2b7cd62e 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -618,10 +618,12 @@ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
         <version>1.0</version>
         <interface>
             <name>ICryptoFactory</name>
+            <instance>widevine</instance>
             <instance>default</instance>
         </interface>
         <interface>
             <name>IDrmFactory</name>
+            <instance>widevine</instance>
             <instance>default</instance>
         </interface>
     </hal>