diff --git a/src/util/key.rs b/src/util/key.rs
index 25eb434c..fa92e460 100644
--- a/src/util/key.rs
+++ b/src/util/key.rs
@@ -183,7 +183,7 @@ impl PublicKey {
 
     /// Deserialize a public key from a slice
     pub fn from_slice(data: &[u8]) -> Result<PublicKey, Error> {
-        let compressed: bool = match data.len() {
+        let compressed = match data.len() {
             33 => true,
             65 => false,
             len =>  {