diff --git a/llvm-toolset.yaml b/llvm-toolset.yaml
index b8ac8ef75234ccbb5d600123d722463b3efb982f..1ee04f6c5a20d0da2c859747217a46d0bd8d48b4 100644
--- a/llvm-toolset.yaml
+++ b/llvm-toolset.yaml
@@ -43,7 +43,7 @@ data:
         rationale: clang tools and libraries
         ref: a8-llvm-toolset-stream-an8
         buildorder: 1
-        arches: [aarch64, i686, ppc64le, s390x, x86_64]
+        arches: [aarch64, i686, loongarch64, ppc64le, s390x, x86_64]
         multilib: [x86_64]
       compiler-rt:
         rationale: LLVM compiler intrinsic and sanitizer libraries
@@ -54,7 +54,7 @@ data:
       libomp:
         rationale: LLVM OpenMP runtime
         ref: a8-llvm-toolset-stream-an8
-        arches: [aarch64, i686, ppc64le, s390x, x86_64]
+        arches: [aarch64, i686, loongarch64, ppc64le, s390x, x86_64]
         multilib: [x86_64]
       lld:
         rationale: LLVM linker
@@ -71,14 +71,14 @@ data:
       llvm:
         rationale: LLVM tools and libraries
         ref: a8-llvm-toolset-stream-an8
-        arches: [aarch64, i686, ppc64le, s390x, x86_64]
+        arches: [aarch64, i686, loongarch64, ppc64le, s390x, x86_64]
         multilib: [x86_64]
       llvm-toolset:
         rationale: Meta package for llvm-toolset providing scl enable scripts.
         ref: a8-llvm-toolset-stream-an8
-        arches: [aarch64, i686, ppc64le, s390x, x86_64]
+        arches: [aarch64, i686, loongarch64, ppc64le, s390x, x86_64]
         multilib: [x86_64]
       python-lit:
         rationale: Lit test runner for LLVM
         ref: a8-llvm-toolset-stream-an8
-        arches: [aarch64, i686, ppc64le, s390x, x86_64]
+        arches: [aarch64, i686, loongarch64, ppc64le, s390x, x86_64]