diff --git a/tools/catalyst-auto-arm64.conf b/tools/catalyst-auto-arm64.conf
index 61c7d67f..dcf46eb3 100644
--- a/tools/catalyst-auto-arm64.conf
+++ b/tools/catalyst-auto-arm64.conf
@@ -18,10 +18,11 @@ SETS="
 	systemd_23
 	llvm_openrc_23
 	llvm_systemd_23
-	musl_23
-	musl_hardened_23
-	musl_llvm_23
 "
+# needs musl-1.2.4 stable:
+#	musl_23
+#	musl_hardened_23
+#	musl_llvm_23
 
 SET_openrc_SPECS="stage1-openrc.spec stage3-openrc.spec stage3d-openrc.spec"
 SET_openrc_OPTIONAL_SPECS="installcd-stage1.spec installcd-stage2-minimal.spec"