diff --git a/third_party/stringencoders/BUILD b/third_party/stringencoders/BUILD
deleted file mode 100644
index eb591150..00000000
--- a/third_party/stringencoders/BUILD
+++ /dev/null
@@ -1,8 +0,0 @@
-# Description:
-#   Modp base64 encode and decode functions
-
-licenses(['notice'])
-
-exports_files(['LICENSE'])
-
-package(default_visibility = ['//visibility:public'])
diff --git a/third_party/stringencoders/OWNERS b/third_party/stringencoders/OWNERS
deleted file mode 100644
index 65ab1913..00000000
--- a/third_party/stringencoders/OWNERS
+++ /dev/null
@@ -1,4 +0,0 @@
-edwinwong@google.com
-jtinker@google.com
-rfrias@google.com
-widevine-eng@google.com