diff --git a/SparkleShare/Windows/SparkleSetup.cs b/SparkleShare/Windows/SparkleSetup.cs
index d51d69e2..cbf306bd 100644
--- a/SparkleShare/Windows/SparkleSetup.cs
+++ b/SparkleShare/Windows/SparkleSetup.cs
@@ -509,7 +509,7 @@ namespace SparkleShare {
 
                         help_block.Inlines.Add (new Bold (new Run (Controller.PreviousUrl)));
                         help_block.Inlines.Add (" is the address we’ve compiled. Does this look alright?\n\n");
-                        help_block.Inlines.Add ("Is this computer’s Client ID known by the host??");
+                        help_block.Inlines.Add ("Is this computer’s Client ID known by the host?");
 
                         if (warnings.Length > 0) {
                             bullets_block.Text += "\n\n•";