diff --git a/firefox.spec b/firefox.spec
index c167609..a4c3c0b 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -3,9 +3,11 @@
 %global debug_build       0
 %global build_with_clang  0
 %global build_with_asan   0
+%if 0%{?fedora} == 33
 %ifarch x86_64
 %global run_firefox_tests 0
 %endif
+%endif
 %global create_debuginfo  1
 %global system_nss        1