diff --git a/src/cantor.cpp b/src/cantor.cpp
--- a/src/cantor.cpp
+++ b/src/cantor.cpp
@@ -175,7 +175,7 @@
     // this slot is called whenever the File->Open menu is selected,
     // the Open shortcut is pressed (usually CTRL+O) or the Open toolbar
     // button is clicked
-    QUrl url = QFileDialog::getOpenFileUrl(this, i18n("Open file"), QUrl(), i18n("*.cws|Cantor Worksheet"));
+    QUrl url = QFileDialog::getOpenFileUrl(this, i18n("Open file"), QUrl(), i18n("Cantor Worksheet (*.cws)"));
 
     if (url.isEmpty() == false)
     {