diff --git a/conf/app.src b/conf/app.src
index b2928bb..364a9f2 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,6 +1,6 @@
-SOURCE_URL=https://github.com/Chocobozzz/PeerTube/releases/download/v1.0.0-beta.4/peertube-v1.0.0-beta.4.zip
-SOURCE_SUM=4d2b60e978c9b170c733b645440b1ea29ac8b69d85adc23c36fa58a9c9db20d6
+SOURCE_URL=https://github.com/Chocobozzz/PeerTube/releases/download/v1.0.0-beta.4/peertube-v1.0.0-beta.4.tar.xz
+SOURCE_SUM=900e91a0585814d96982c10080644a4cdc0234de9730bf553c5a1e01f75b8e85
 SOURCE_SUM_PRG=sha256sum
-SOURCE_FORMAT=zip
+SOURCE_FORMAT=tar.xz
 SOURCE_IN_SUBDIR=true
 SOURCE_FILENAME=