Merge "Add license type: Apache+BSD+MIT+libpng is NOTICE"
diff --git a/METADATA b/METADATA
index d51932c..812f45a 100644
--- a/METADATA
+++ b/METADATA
@@ -6,6 +6,7 @@
     value: "https://github.com/glennrp/libpng.git"
   }
   version: "v1.6.37"
+  license_type: NOTICE
   last_upgrade_date {
     year: 2019
     month: 6