diff --git a/firefox.spec b/firefox.spec
index e9a67d9..a107f18 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -1,4 +1,6 @@
+%if 0%{?fedora} < 27
 ExcludeArch: ppc64le aarch64 ppc64 s390 s390x
+%endif
 
 # Use ALSA backend?
 %define alsa_backend      0