diff --git a/assets/BitRock Installer Files/IgaunaApp-OSX.xml b/assets/BitRock Installer Files/IgaunaApp-OSX.xml
index 2722341..9723fb8 100755
--- a/assets/BitRock Installer Files/IgaunaApp-OSX.xml	
+++ b/assets/BitRock Installer Files/IgaunaApp-OSX.xml	
@@ -85,7 +85,7 @@
     <readyToInstallActionList>
         <runProgram>
             <program>open</program>
-            <programArguments>${oldInstalldir}/Agama.app/${uninstallerName}.app</programArguments>
+            <programArguments>-W ${oldInstalldir}/Agama.app/${uninstallerName}.app</programArguments>
             <ruleList>
                 <compareValues>
                     <logic>equals</logic>