diff --git a/.well-known/owncloud-codesigning-challenge.txt b/.well-known/owncloud-codesigning-challenge.txt
new file mode 100644
index 00000000..8617473b
--- /dev/null
+++ b/.well-known/owncloud-codesigning-challenge.txt
@@ -0,0 +1 @@
+0e280dd6953db30838f812167360f7b048548a3b890f9bc0663a03a359e0f97a
\ No newline at end of file