diff --git a/src/commit.rs b/src/commit.rs
index 84c5ded..0060ee0 100644
--- a/src/commit.rs
+++ b/src/commit.rs
@@ -90,8 +90,7 @@ fn handle_initial_transaction(tx: Transaction, commit_msg: &CommitMessage) -> Re
     new_process.insert_concurrent_state(init_state)?;
 
     // Cache the process
-    let mut commitments = lock_processes()?;
-    commitments.insert(
+    lock_processes()?.insert(
         root_commitment,
         new_process,
     );