diff --git a/Cargo.toml b/Cargo.toml
index 737e718..42d2ad3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "threshold_crypto"
 # REMINDER: Update version in `README.md` when incrementing:
-version = "0.2.1"
+version = "0.3.0"
 authors = [
     "Vladimir Komendantskiy <komendantsky@gmail.com>",
     "Andreas Fackler <AndreasFackler@gmx.de>",
diff --git a/README.md b/README.md
index 38ce56a..4777ae6 100644
--- a/README.md
+++ b/README.md
@@ -22,8 +22,7 @@ An [official security audit](https://github.com/poanetwork/wiki/wiki/Threshold-C
 
 ```toml
 [dependencies]
-rand = "0.4"
-threshold_crypto = { version = "0.2", git = "https://github.com/poanetwork/threshold_crypto" }
+threshold_crypto = { version = "0.3", git = "https://github.com/poanetwork/threshold_crypto" }
 ```
 
 `main.rs`:
@@ -36,8 +35,8 @@ use threshold_crypto::SecretKey;
 
 /// Very basic secret key usage.
 fn main() {
-    let sk0: SecretKey = rand::random();
-    let sk1: SecretKey = rand::random();
+    let sk0 = SecretKey::random();
+    let sk1 = SecretKey::random();
 
     let pk0 = sk0.public_key();
 
diff --git a/src/lib.rs b/src/lib.rs
index b7863b6..4955007 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -706,8 +706,8 @@ mod tests {
 
     #[test]
     fn test_simple_sig() {
-        let sk0: SecretKey = random();
-        let sk1: SecretKey = random();
+        let sk0 = SecretKey::random();
+        let sk1 = SecretKey::random();
         let pk0 = sk0.public_key();
         let msg0 = b"Real news";
         let msg1 = b"Fake news";