diff --git a/.gitignore b/.gitignore
index 71dd0db..94860c6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,3 +16,4 @@
 /cjdns-v20.5.tar.gz
 /cjdns-v20.6.tar.gz
 /cjdns-v20.7.tar.gz
+/cjdns-v21.tar.gz
diff --git a/sources b/sources
index 4773c62..7f9f7e1 100644
--- a/sources
+++ b/sources
@@ -3,3 +3,4 @@ SHA512 (python-cjdns-0.1.tar.gz) = f3b7c9afe6bc2f8b0b872cc7fbe9e997657ecf1cbb1f7
 SHA512 (cjdns-v20.5.tar.gz) = 36ae20182b9e9601ae64630cb0fa96caccbe5279be48520ea8b457a15437da5c9b48a5ae5588bd76ef819efe696b5a582a906a50e4dbe7760bb96fa7d1d63ea3
 SHA512 (cjdns-v20.6.tar.gz) = 34057583f2215899b96f95cc60ba0532aff12834ad2c4b432a6752c811f60ed3d6d33ec82e039b159f090558020faf69c71b373ac33ca9e41b186be0b87c3332
 SHA512 (cjdns-v20.7.tar.gz) = db103e70e3d9f5e4958dcbeed51df358450f9489b6573f9b9eddc1839ee2051fe5180eede894b465e92915fabcb4cb64ce08a41c06450f14de75943879633f25
+SHA512 (cjdns-v21.tar.gz) = 2c0b80c715c8895b573c09787df8be9fcc721d0903c90a32649e22f72e2d7b0b13d4254f31936c61f47cdd1fee8e3cf4a28f827571f94972557258e4a42f9eb2