diff --git a/sources b/sources
index 98b492e..ae5e96f 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (ant-contrib-1.0b3-src.tar.bz2) = 23694f563392959d8b152ef86e67747674491761
+SHA512 (ant-contrib-1.0b3-src.tar.bz2) = 8147ed51612eed9d41515c00ef2bb7210ebd50dba8b471abfadf8a56c67b53c030602ce9e49e9070d72d383de61f290e941a76c282e223330fee606f3633b0a8