diff --git a/.gitignore b/.gitignore
index b0ebeea..69653de 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 SOURCES/IPC-Cmd-1.04.tar.gz
+/IPC-Cmd-1.04.tar.gz
diff --git a/sources b/sources
index bb10d13..2ff063d 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (IPC-Cmd-1.04.tar.gz) = 6485f29eb8ab5c25c09d8c1cf7b0d89da087c5ca
+SHA512 (IPC-Cmd-1.04.tar.gz) = e16a5f7c0d3e9b18b4393663017dc66d7d15539ae4151c92c22405afbfaae67250c56ef6793f888b52e50738b05d2a7f42e02e2d4f6f728764c883eef9b8729b