diff --git a/keydive/constants.py b/keydive/constants.py
index 06dfa20..2f03c41 100644
--- a/keydive/constants.py
+++ b/keydive/constants.py
@@ -83,6 +83,7 @@ OEM_CRYPTO_API = {
     # Add more as needed for different versions.
 }
 
+# TODO: fix support for WSA (android.hardware.drm@1.4-service-lazy.widevine)
 CDM_VENDOR_API = {
     'mediaserver': [
         Vendor(23, 11, '1.0', 'libwvdrmengine.so')