diff --git a/.gitignore b/.gitignore
index 44b3cf8..f80470e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,4 @@ boolean-0.20.tar.gz
 /boolean-0.30.tar.gz
 /boolean-0.38.tar.gz
 /boolean-0.42.tar.gz
+/boolean-0.43.tar.gz
diff --git a/sources b/sources
index 3054945..d0a3857 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-604790cc2ec946ad02f905b09173c10e  boolean-0.42.tar.gz
+6e9d6f64c04d31b1226707732bd59fec  boolean-0.43.tar.gz