diff --git a/SOURCES/modulemd.src.txt b/SOURCES/modulemd.src.txt
index f661315..7993de3 100644
--- a/SOURCES/modulemd.src.txt
+++ b/SOURCES/modulemd.src.txt
@@ -16,6 +16,7 @@ data:
     - buildrequires:
         mariadb: [10.3]
         postgresql: [10]
+        rust-toolset: [rhel8]
         platform: [el8]
       requires:
         platform: [el8]