diff --git a/.gitignore b/.gitignore
index ce23abb..d3636b3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,4 @@
 /rustc-1.11.0-i686-unknown-linux-gnu.tar.gz
 /rustc-1.11.0-x86_64-unknown-linux-gnu.tar.gz
 /rustc-1.12.0-src.tar.gz
+/rustc-1.12.1-src.tar.gz
diff --git a/sources b/sources
index a423b9d..7f7a2bb 100644
--- a/sources
+++ b/sources
@@ -2,4 +2,4 @@
 7386f1fae4b9e9ef95e281ea27f1446a  rustc-1.11.0-armv7-unknown-linux-gnueabihf.tar.gz
 932c698c242238a68530c2c15fd0b810  rustc-1.11.0-i686-unknown-linux-gnu.tar.gz
 b83d7a1a90c2d80bef97a518022948c8  rustc-1.11.0-x86_64-unknown-linux-gnu.tar.gz
-37ee9fc76712e4e94e14947c160bd6d0  rustc-1.12.0-src.tar.gz
+82db5a9cb9a051bf8ece2f5174cb273b  rustc-1.12.1-src.tar.gz