diff --git a/sources b/sources
index 598edf1..2503e09 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (auctex-12.1.tar.gz) = 4c27a3b16eaf98db164832497c497576fcabb274b24c6eb3060625b7711b1de91fce9a52f7c7caaec77a93768a6ce2ec173ab1ccb72f4c56c51cc4740d380d97
+SHA512 (auctex-12.3.tar.gz) = 29c411a7f18e0dd2d84edaf935e278cdf694644e01f40c26c26da403efa0a823fc3110c291d218bf930cad208dc249ca665dc20ccad5e2b44bd3caae828079ca