diff --git a/src/address.rs b/src/address.rs
index 624cb9d0..d0fbb0cd 100644
--- a/src/address.rs
+++ b/src/address.rs
@@ -178,7 +178,7 @@ impl Address {
         params: &'static AddressParams,
     ) -> Address {
         let mut hash_engine = PubkeyHash::engine();
-        pk.write_into(&mut hash_engine);
+        pk.write_into(&mut hash_engine).expect("engines don't error");
 
         Address {
             params: params,
@@ -210,7 +210,7 @@ impl Address {
         params: &'static AddressParams,
     ) -> Address {
         let mut hash_engine = WPubkeyHash::engine();
-        pk.write_into(&mut hash_engine);
+        pk.write_into(&mut hash_engine).expect("engines don't error");
 
         Address {
             params: params,
@@ -230,7 +230,7 @@ impl Address {
         params: &'static AddressParams,
     ) -> Address {
         let mut hash_engine = ScriptHash::engine();
-        pk.write_into(&mut hash_engine);
+        pk.write_into(&mut hash_engine).expect("engines don't error");
 
         let builder = script::Builder::new()
             .push_int(0)