diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index f320255a445f9e94dfd7c29f89f07c87f2b231f4..a4ce293726eec32a0de2c306879bb0766e37fc38 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -17,7 +17,7 @@ before_script:
 build:
   stage: build
   variables:
-    LLVM_VERSION: 14
+    LLVM_VERSION: 13
     MUST_VERSION: 1.9.2
   parallel:
     matrix: