diff --git a/sel4test-hw/build.py b/sel4test-hw/build.py
index 9e1a60eb..270e3da2 100644
--- a/sel4test-hw/build.py
+++ b/sel4test-hw/build.py
@@ -123,7 +123,8 @@ def run_for_plat(plat: Platform) -> List[dict]:
         if plat.arch == 'riscv':
             return [
                 {"platform": plat.name, "march": plat.march, "compiler": "gcc"},
-                {"platform": plat.name, "march": plat.march, "compiler": "clang"},
+                # temporarily remove riscv/clang until clang-12 works:
+                # {"platform": plat.name, "march": plat.march, "compiler": "clang"},
             ]
 
         # separate runs for each compiler + mode on x86, because we have more machines available