diff --git a/automation/scripts/build b/automation/scripts/build
index 38c48ae6d8..b4edcf010e 100755
--- a/automation/scripts/build
+++ b/automation/scripts/build
@@ -78,7 +78,9 @@ else
     fi
 
     # Qemu requires Python 3.5 or later, and ninja
+    # and Clang 10 or later
     if ! type python3 || python3 -c "import sys; res = sys.version_info < (3, 5); exit(not(res))" \
+            || [[ "$cc_is_clang" == y && "$cc_ver" -lt 0x0a0000 ]] \
             || ! type ninja; then
         cfgargs+=("--with-system-qemu=/bin/false")
     fi