diff --git a/SPECS/firefox.spec b/SPECS/firefox.spec
index 158802a..fc868b3 100644
--- a/SPECS/firefox.spec
+++ b/SPECS/firefox.spec
@@ -153,7 +153,7 @@ ExcludeArch:    %{ix86}
   %endif
 %endif
 %if 0%{?rhel} == 7
-ExcludeArch:    aarch64 s390 ppc
+ExcludeArch: s390 ppc
 %endif
 
 # We can't use the official tarball as it contains some test files that use