diff --git a/sources b/sources
index b85a5ff..70d1b59 100644
--- a/sources
+++ b/sources
@@ -1,3 +1 @@
-aa4598e8b551ca36c595b69b20bdb0bc  m17n-db-1.4.0.tar.gz
-a05395247413a30fb1f6633292676d90  m17n-db-1.5.0.tar.gz
 1627c9d8808115567412192a595a434b  m17n-db-1.5.1.tar.gz