diff --git a/src/xfce4-screensaver-configure b/src/xfce4-screensaver-configure
index 7a102be66090807d6e75887d6b4c3a2b6d135ce6..585ae6986ddb5b790b0deb110fb59073ce5ce994 100755
--- a/src/xfce4-screensaver-configure
+++ b/src/xfce4-screensaver-configure
@@ -80,7 +80,7 @@ class XfconfChannel:
         return self._set_property("bool", prop, value)
 
     def get_double(self, prop, default):
-        return float(self._get_property(prop, default))
+        return locale.atof(self._get_property(prop, default))
 
     def set_double(self, prop, value):
         return self._set_property("double", prop, value)