diff --git a/.llvm.metadata b/.llvm.metadata
index 7360f17..6f680a8 100644
--- a/.llvm.metadata
+++ b/.llvm.metadata
@@ -1,2 +1,4 @@
 b8a2cafc2ba8c91cee103f00454a211cdd7144f3 SOURCES/llvm-project-22.1.8.src.tar.xz
 1210d061f5c4a883cba76d3ae47347338458141d SOURCES/llvm-project-22.1.8.src.tar.xz.sig
+a02f43a68bf59be15a61d6ddd0d99bd4973244f4 SOURCES/llvm-project-21.1.8.src.tar.xz
+c10b9d8ebce251f8be51eb71378122300fd37de3 SOURCES/llvm-project-21.1.8.src.tar.xz.sig