diff --git a/.gitignore b/.gitignore
index 9677d8a..dd2d16b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,3 +21,4 @@
 /dhcp-4.3.0b1.tar.gz
 /dhcp-4.3.0rc1.tar.gz
 /dhcp-4.3.0.tar.gz
+/dhcp-4.3.1b1.tar.gz
diff --git a/sources b/sources
index 2818288..7c76ced 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-1020d77e1a4c1f01b76279caff9beb80  dhcp-4.3.0.tar.gz
+cf83991a90e1b5808bf03b3ee03e39f0  dhcp-4.3.1b1.tar.gz