diff --git a/.gitignore b/.gitignore
index cfedf38..f37e010 100644
--- a/.gitignore
+++ b/.gitignore
@@ -458,3 +458,4 @@
 /rustc-1.89.0-src.tar.xz
 /rustc-1.90.0-src.tar.xz
 /rustc-1.91.0-src.tar.xz
+/rustc-1.91.1-src.tar.xz
diff --git a/rust.spec b/rust.spec
index 03ea06d..2fb2767 100644
--- a/rust.spec
+++ b/rust.spec
@@ -1,5 +1,5 @@
 Name:           rust
-Version:        1.91.0
+Version:        1.91.1
 Release:        %autorelease
 Summary:        The Rust Programming Language
 License:        (Apache-2.0 OR MIT) AND (Artistic-2.0 AND BSD-3-Clause AND ISC AND MIT AND MPL-2.0 AND Unicode-3.0)
@@ -44,7 +44,7 @@ ExclusiveArch:  %{rust_arches}
 # We can also choose to just use Rust's bundled LLVM, in case the system LLVM
 # is insufficient. Rust currently requires LLVM 19.0+.
 # See src/bootstrap/src/core/build_steps/llvm.rs, fn check_llvm_version
-%global min_llvm_version 20.0.0
+%global min_llvm_version 19.0.0
 %global bundled_llvm_version 21.1.1
 #global llvm_compat_version 19
 %global llvm llvm%{?llvm_compat_version}
diff --git a/sources b/sources
index a8166b0..121c3e5 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (rustc-1.91.0-src.tar.xz) = 1e4c7a2435dc5bccfc63f34f5d210f7cafb0113787a4b5069d61f03528a32cd0a29ac516673cbc0eb564089f1dc5e13b962e6c3714bd0109de664c22ed340fb3
+SHA512 (rustc-1.91.1-src.tar.xz) = 68b6bebff2e1b3bc5762951bec60f55cb7f23fd516ca85195f8050790f20c6cefdc3c5ffe0c40aa2d34635f48fa01f567874bcea3076ad5c260eae1afd759870
 SHA512 (wasi-libc-wasi-sdk-27.tar.gz) = dfc2c36fabf32f465fc833ed0b10efffc9a35c68162ecc3e8d656d1d684d170b734d55e790614d12d925d17f49d60f0d2d01c46cecac941cf62d68eda84df13e