diff --git a/src/main/java/com/sparrowwallet/sparrow/control/CoinTextFormatter.java b/src/main/java/com/sparrowwallet/sparrow/control/CoinTextFormatter.java
index e6aa35d0..9502fbd2 100644
--- a/src/main/java/com/sparrowwallet/sparrow/control/CoinTextFormatter.java
+++ b/src/main/java/com/sparrowwallet/sparrow/control/CoinTextFormatter.java
@@ -7,6 +7,7 @@ import java.text.DecimalFormat;
 import java.text.DecimalFormatSymbols;
 import java.text.ParseException;
 import java.util.Locale;
+import java.util.function.UnaryOperator;
 import java.util.regex.Pattern;
 
 public class CoinTextFormatter extends TextFormatter<String> {