diff --git a/rust-arbitrary.spec b/rust-arbitrary.spec
index 57e95cb..fd067c1 100644
--- a/rust-arbitrary.spec
+++ b/rust-arbitrary.spec
@@ -78,6 +78,8 @@ which use "derive_arbitrary" feature of "%{crate}" crate.
 
 %prep
 %autosetup -n %{crate}-%{version_no_tilde} -p1
+# https://github.com/rust-fuzz/arbitrary/pull/45
+chmod -v -x examples/derive_enum.rs tests/derive.rs
 %cargo_prep
 
 %generate_buildrequires