diff --git a/srcpkgs/acme-client/update b/srcpkgs/acme-client/update
new file mode 100644
index 0000000000..d56d0ea5fd
--- /dev/null
+++ b/srcpkgs/acme-client/update
@@ -0,0 +1 @@
+pattern='VERSION_\K[\d_]+'