diff --git a/Byteswap.py b/Byteswap.py
index 2bd7a4d..67a6a05 100644
--- a/Byteswap.py
+++ b/Byteswap.py
@@ -205,7 +205,7 @@ class MainWindow(QtWidgets.QMainWindow):
         self.isUntitled = (fileName == "")
         self.setWindowModified(False)
         basename = os.path.basename(self.curFile)
-        self.setWindowTitle("%s[*] - ByteSwap" % basename)
+        self.setWindowTitle("%s[*] - ByteSwap " % basename)
 
     def writeSettings(self):
         settings = QtCore.QSettings()