diff --git a/SOURCES/modulemd.src.txt b/SOURCES/modulemd.src.txt
index 01ca451..cfae7d2 100644
--- a/SOURCES/modulemd.src.txt
+++ b/SOURCES/modulemd.src.txt
@@ -14,6 +14,7 @@ data:
       - MIT
   dependencies:
     - buildrequires:
+        llvm-toolset: [rhel8]
         mariadb: [10.3]
         postgresql: [10]
         rust-toolset: [rhel8]