diff --git a/memsec-test/benches/malloc.rs b/memsec-test/benches/malloc.rs
index 812fac9..aff63a0 100644
--- a/memsec-test/benches/malloc.rs
+++ b/memsec-test/benches/malloc.rs
@@ -14,6 +14,15 @@ fn memsec_malloc(b: &mut Bencher) {
     });
 }
 
+#[cfg(unix)]
+#[bench]
+fn memsec_memfd_secret(b: &mut Bencher) {
+    b.iter(|| unsafe {
+        let ptr: NonNull<[u8; 512]> = memsec::memfd_secret().unwrap();
+        memsec::free_memfd_secret(ptr);
+    });
+}
+
 #[cfg(unix)]
 #[bench]
 fn libsodium_malloc(b: &mut Bencher) {