diff --git a/pallets/difficulty/Cargo.toml b/pallets/difficulty/Cargo.toml
index 69a27f8fe8..809999ab83 100644
--- a/pallets/difficulty/Cargo.toml
+++ b/pallets/difficulty/Cargo.toml
@@ -59,7 +59,7 @@ rev = "973dd744f5f7c6322799bbfa29366588e0267b0a"
 [dependencies.scale-info]
 default-features = false
 features = ['derive']
-version = '1.0'
+version = '2.3'
 
 [dev-dependencies.sp-core]
 default-features = false