diff --git a/framed/src/typed.rs b/framed/src/typed.rs
index 32f51d6..8992f1f 100644
--- a/framed/src/typed.rs
+++ b/framed/src/typed.rs
@@ -343,6 +343,7 @@ mod tests {
         use super::*;
 
         #[test]
+        #[cfg(feature = "use_nightly")]
         fn roundtrip() {
             let input = test_val();
             let mut ser_buf = [0u8; max_serialize_buf_len::<Test>()];