diff --git a/.abf.yml b/.abf.yml
index e0223aa..daf2e9f 100644
--- a/.abf.yml
+++ b/.abf.yml
@@ -1,2 +1,5 @@
 sources:
   "automake-1.12.3.tar.xz": d08297e9eb36c82e1baa4e7ad9d27fc1f7e91537
+  automake-1.13.1.tar.xz: cf0c93328ccc40412b2a6a2d96075b41e2182659
+  automake-1.13.1.tar.xz: cf0c93328ccc40412b2a6a2d96075b41e2182659
+  automake-1.13.1.tar.xz: cf0c93328ccc40412b2a6a2d96075b41e2182659