diff --git a/gnu/packages/admin.scm b/gnu/packages/admin.scm
index 2cc5200a06..5bb98865bf 100644
--- a/gnu/packages/admin.scm
+++ b/gnu/packages/admin.scm
@@ -2263,4 +2263,6 @@ (define-public thermald
     (synopsis "CPU scaling for thermal management")
     (description "The Linux Thermal Daemon helps monitor and control temperature
 on systems running the Linux kernel.")
+    ;; arm and aarch64 don't have cpuid.h
+    (supported-systems '("i686-linux" "x86_64-linux"))
     (license license:gpl2+)))