diff --git a/srcpkgs/botan/update b/srcpkgs/botan/update
new file mode 100644
index 00000000000..04f08c11ede
--- /dev/null
+++ b/srcpkgs/botan/update
@@ -0,0 +1 @@
+pattern='\K[0-9]+\.[0-9]*[02468]\.[0-9]+'