diff --git a/firefox.spec b/firefox.spec
index c75923d..f5d8a13 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -1,3 +1,6 @@
+# Temporary disable
+ExcludeArch: ppc64 ppc64le aarch64 armv7hl s390x
+
 # Use system nspr/nss?
 %global system_nss        1