diff --git a/rust-aho-corasick.spec b/rust-aho-corasick.spec
index 384340b..18e8274 100644
--- a/rust-aho-corasick.spec
+++ b/rust-aho-corasick.spec
@@ -100,8 +100,18 @@ use the "std" feature of the "%{crate}" crate.
 
 %if %{with check}
 %check
+%ifarch %{ix86}
+# * ignore harmless test failure on 32-bit architectures:
+#   https://github.com/BurntSushi/aho-corasick/issues/116
+%cargo_test -- -- --skip ahocorasick::AhoCorasick::memory_usage
+%elifarch s390x
+# * ignore harmless test failure on big-endian architectures:
+#   https://github.com/BurntSushi/aho-corasick/issues/117
+%cargo_test -- -- --skip nfa::contiguous::tests::swar
+%else
 %cargo_test
 %endif
+%endif
 
 %changelog
 %autochangelog