diff --git a/sapio-contrib/src/contracts/channel.rs b/sapio-contrib/src/contracts/channel.rs
index 17281009..4af2d939 100644
--- a/sapio-contrib/src/contracts/channel.rs
+++ b/sapio-contrib/src/contracts/channel.rs
@@ -24,7 +24,6 @@ use std::sync::{Arc, Mutex};
 #[cfg(test)]
 mod tests {
     use super::*;
-    use ::rand::rngs::OsRng;
     use bitcoin::secp256k1::*;
     use bitcoin::Amount;
     use miniscript::Descriptor;
@@ -35,7 +34,7 @@ mod tests {
     fn it_works() {
         db_serde::register_db("mock".to_string(), |_s| Arc::new(Mutex::new(MockDB {})));
         let full = Secp256k1::new();
-        let mut rng = OsRng::new().expect("OsRng");
+        let mut rng = bitcoin::secp256k1::rand::thread_rng();
         let public_keys: Vec<_> = (0..3)
             .map(|_| full.generate_keypair(&mut rng).1.into())
             .collect();
diff --git a/sapio-contrib/src/contracts/derivatives/dlc.rs b/sapio-contrib/src/contracts/derivatives/dlc.rs
index c37be38c..3ce77b84 100644
--- a/sapio-contrib/src/contracts/derivatives/dlc.rs
+++ b/sapio-contrib/src/contracts/derivatives/dlc.rs
@@ -228,7 +228,7 @@ mod tests {
     #[test]
     fn create_dlc() {
         let secp = Secp256k1::new();
-        let mut rng = rand::thread_rng();
+        let mut rng = bitcoin::secp256k1::rand::thread_rng();
         let (_, pk1) = secp.generate_keypair(&mut rng);
         let (_, pk2) = secp.generate_keypair(&mut rng);
         let o = CachedOracle {