diff --git a/rust-probe.spec b/rust-probe.spec
index 401f640..df277c1 100644
--- a/rust-probe.spec
+++ b/rust-probe.spec
@@ -15,6 +15,10 @@ Source:         %{crates_source}
 
 BuildRequires:  rust-packaging >= 21
 
+# error[E0658]: inline assembly is not stable yet on this architecture
+# https://github.com/rust-lang/rust/issues/93335
+ExcludeArch:    ppc64le s390x
+
 %global _description %{expand:
 Static instrumentation probes.}