diff --git a/lib/common/src/integer.rs b/lib/common/src/integer.rs
index 0d6e1e0..4e71f73 100644
--- a/lib/common/src/integer.rs
+++ b/lib/common/src/integer.rs
@@ -1,5 +1,5 @@
 pub use fixed_wide::fixed::*;
-pub use ratio_ops::ratio::{Ratio,Divide};
+pub use ratio_ops::ratio::{Ratio,Divide,Parity};
 
 //integer units