diff --git a/Cargo.toml b/Cargo.toml
index b6e9748..0124ed4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "threshold_crypto"
 # REMINDER: Update version in `README.md` when incrementing:
-version = "0.3.2"
+version = "0.4.0"
 authors = [
     "Vladimir Komendantskiy <komendantsky@gmail.com>",
     "Andreas Fackler <AndreasFackler@gmx.de>",
diff --git a/README.md b/README.md
index f69e42c..a5f18f2 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ An [official security audit](https://github.com/poanetwork/wiki/wiki/Threshold-C
 
 ```toml
 [dependencies]
-threshold_crypto = { version = "0.3", git = "https://github.com/poanetwork/threshold_crypto" }
+threshold_crypto = { version = "0.4", git = "https://github.com/poanetwork/threshold_crypto" }
 ```
 
 `main.rs`:
diff --git a/src/lib.rs b/src/lib.rs
index c9f708a..cedd7c2 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -11,6 +11,8 @@
 )]
 #![warn(missing_docs)]
 
+pub use ff;
+pub use group;
 pub use pairing;
 
 mod cmp_pairing;