diff --git a/src/token/mod.rs b/src/token/mod.rs
index 4fa83e6f..62f9938c 100644
--- a/src/token/mod.rs
+++ b/src/token/mod.rs
@@ -230,7 +230,6 @@ impl Biscuit {
         BiscuitBuilder::new(root, symbols)
     }
 
-
     /// creates a new token, using a provided CSPRNG
     ///
     /// the public part of the root keypair must be used for verification
diff --git a/src/token/unverified.rs b/src/token/unverified.rs
index 56fa5e30..bc79d803 100644
--- a/src/token/unverified.rs
+++ b/src/token/unverified.rs
@@ -173,9 +173,7 @@ impl UnverifiedBiscuit {
     /// if a token is generated with the same keys and the same content,
     /// those identifiers will stay the same
     pub fn revocation_identifiers(&self) -> Vec<Vec<u8>> {
-        let mut res = Vec::new();
-
-        res.push(self.container.authority.signature.to_bytes().to_vec());
+        let mut res = vec![self.container.authority.signature.to_bytes().to_vec()];
 
         for block in self.container.blocks.iter() {
             res.push(block.signature.to_bytes().to_vec());