diff --git a/.gitignore b/.gitignore
index 3f95e98..f10dec8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -93,3 +93,7 @@
 /test-suite-21.1.2.src.fedora.tar.xz
 /test-suite-21.1.3.src.fedora.tar.xz
 /test-suite-21.1.4.src.fedora.tar.xz
+/test-suite-21.1.5.src.fedora.tar.xz
+/test-suite-21.1.6.src.fedora.tar.xz
+/test-suite-21.1.7.src.fedora.tar.xz
+/test-suite-21.1.8.src.fedora.tar.xz
diff --git a/llvm-test-suite.spec b/llvm-test-suite.spec
index a87a9a7..42881f6 100644
--- a/llvm-test-suite.spec
+++ b/llvm-test-suite.spec
@@ -1,6 +1,6 @@
 %global _binaries_in_noarch_packages_terminate_build %{nil}
 
-%global llvm_test_suite_version 21.1.4
+%global llvm_test_suite_version 21.1.8
 #global rc_ver 3
 %global test_suite_srcdir test-suite-%{llvm_test_suite_version}%{?rc_ver:-rc%{rc_ver}}.src.fedora
 
@@ -80,6 +80,9 @@ cp -R %{_builddir}/%{test_suite_srcdir}/* %{buildroot}%{_datadir}/llvm-test-suit
 
 
 %changelog
+* Thu Nov 06 2025 Tom Stellard <tstellar@redhat.com> - 21.1.5-1
+- Update to LLVM 21.1.5
+
 * Fri Oct 24 2025 Tom Stellard <tstellar@redhat.com> - 21.1.4-1
 - Update to LLVM 21.1.4
 
diff --git a/sources b/sources
index 7fbc0f1..7ebb032 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (test-suite-21.1.4.src.fedora.tar.xz) = a0d9a54eb65987c9da23d81058e242f997f40fb68347dac0fcf1abf75c0b718fbbc84a44aa9edaf8083953d6c052d03e6ac16c49bf2d1c0f96a6d219b73e0c72
+SHA512 (test-suite-21.1.8.src.fedora.tar.xz) = f53242fc0f2b218b1a245abb4eced88a5bc92f1e2817b8915edf04b75125275e2213d9dc31df97a84d4c1a557a83a6605780449c065ee62db9390e1f2948e4e3