diff --git a/sources b/sources
index d79a2d5..1952175 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (ExtUtils-Install-2.20.tar.gz) = 7becb8a1d840b0acc7784b372f2eb5424443d5ce934fc0e715b64f67cddf7fbf03c5975b9d07d4b4931260eb72ae1dfefd2facf095240567872f5cf2e677efd5
+SHA1 (ExtUtils-Install-2.20.tar.gz) = 9c0999192ac83ed8bef469f7a7c39297b5579f8a