diff --git a/src/util/amount.rs b/src/util/amount.rs
index 1bbb6ec6..025078fc 100644
--- a/src/util/amount.rs
+++ b/src/util/amount.rs
@@ -463,7 +463,7 @@ impl Ord for Amount {
 
 impl fmt::Debug for Amount {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        write!(f, "Amount({} satoshi)", self.as_sat())
+        write!(f, "Amount({:.8} BTC)", self.as_btc())
     }
 }
 
@@ -807,7 +807,7 @@ impl Ord for SignedAmount {
 
 impl fmt::Debug for SignedAmount {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        write!(f, "SignedAmount({} satoshi)", self.as_sat())
+        write!(f, "SignedAmount({:.8} BTC)", self.as_btc())
     }
 }