diff --git a/v3/examples/notifications/build/windows/nsis/wails_tools.nsh b/v3/examples/notifications/build/windows/nsis/wails_tools.nsh
index ee4c8ca1a..c47c784a4 100644
--- a/v3/examples/notifications/build/windows/nsis/wails_tools.nsh
+++ b/v3/examples/notifications/build/windows/nsis/wails_tools.nsh
@@ -158,7 +158,7 @@ RequestExecutionLevel "${REQUEST_EXECUTION_LEVEL}"
 
     ${If} ${REQUEST_EXECUTION_LEVEL} == "user"
         # If the installer is run in user level, check the user specific key exists and is not empty then webview2 is already installed
-	    ReadRegStr $0 HKCU "Software\Microsoft\EdgeUpdate\Clients{F3017226-FE2A-4295-8BDF-00C3A9A7E4C5}" "pv"
+	    ReadRegStr $0 HKCU "Software\Microsoft\EdgeUpdate\Clients\{F3017226-FE2A-4295-8BDF-00C3A9A7E4C5}" "pv"
         ${If} $0 != ""
             Goto ok
         ${EndIf}