diff --git a/src/time/cds.rs b/src/time/cds.rs
index 9c00352..6e08eba 100644
--- a/src/time/cds.rs
+++ b/src/time/cds.rs
@@ -125,7 +125,7 @@ pub fn precision_from_pfield(pfield: u8) -> SubmillisPrecision {
 ///     assert_eq!(stamp_deserialized.len_as_bytes(), 7);
 /// }
 /// ```
-#[derive(Debug, Copy, Clone, Default, PartialEq, Eq)]
+#[derive(Debug, Copy, Clone, PartialEq, Eq)]
 #[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 pub struct TimeProvider<DaysLen: ProvidesDaysLength = DaysLen16Bits> {
     pfield: u8,