diff --git a/src/main/java/com/sparrowwallet/sparrow/control/WalletNameDialog.java b/src/main/java/com/sparrowwallet/sparrow/control/WalletNameDialog.java
index a7f8a996..c628766d 100644
--- a/src/main/java/com/sparrowwallet/sparrow/control/WalletNameDialog.java
+++ b/src/main/java/com/sparrowwallet/sparrow/control/WalletNameDialog.java
@@ -53,6 +53,10 @@ public class WalletNameDialog extends Dialog<WalletNameDialog.NameAndBirthDate>
         final VBox content = new VBox(20);
         name = (CustomTextField)TextFields.createClearableTextField();
         name.setText(initialName);
+        name.setTextFormatter(new TextFormatter<>((change) -> {
+            change.setText(change.getText().replaceAll("[\\\\/:*?\"<>|]", "_"));
+            return change;
+        }));
         content.getChildren().add(name);
 
         HBox existingBox = new HBox(10);