diff --git a/dist/wix/Include.wxi.in b/dist/wix/Include.wxi.in
index b8069a5f..d66832ac 100644
--- a/dist/wix/Include.wxi.in
+++ b/dist/wix/Include.wxi.in
@@ -2,7 +2,7 @@
 <Include>
     <?define Name="Synergy" ?>
     <?define Version="@SYNERGY_VERSION@" ?>
-    <?define QtVersion="5.8" ?> <!-- TODO: Configure this externally //--> 
+    <?define QtVersion="5.9.1" ?> <!-- TODO: Configure this externally //--> 
     <?define Author="Symless Ltd" ?>
     <?define BinPath="@CMAKE_RUNTIME_OUTPUT_DIRECTORY@/$(var.Configuration)" ?>
     <?define ResPath="@CMAKE_CURRENT_SOURCE_DIR@/res" ?>