diff --git a/pkg/crypto/base58.go b/pkg/crypto/base58.go
index c3d168766..6890aae17 100644
--- a/pkg/crypto/base58.go
+++ b/pkg/crypto/base58.go
@@ -96,11 +96,11 @@ func Base58CheckDecode(s string) (b []byte, err error) {
 	}
 
 	if len(b) < 5 {
-		return nil, errors.New("invalid base-58 check string: missing checksum.")
+		return nil, errors.New("invalid base-58 check string: missing checksum")
 	}
 
 	if !bytes.Equal(hash.Checksum(b[:len(b)-4]), b[len(b)-4:]) {
-		return nil, errors.New("invalid base-58 check string: invalid checksum.")
+		return nil, errors.New("invalid base-58 check string: invalid checksum")
 	}
 
 	// Strip the 4 byte long hash.