diff --git a/primitives/src/vstaging/mod.rs b/primitives/src/vstaging/mod.rs
index 9f5a99852e37..bc62ec66eb6e 100644
--- a/primitives/src/vstaging/mod.rs
+++ b/primitives/src/vstaging/mod.rs
@@ -18,6 +18,7 @@
 
 // Put any primitives used by staging APIs functions here
 pub use crate::v4::*;
+pub mod slashing;
 use sp_std::prelude::*;
 
 use parity_scale_codec::{Decode, Encode};