diff --git a/bug491.qbs b/bug491.qbs
index 22b67fa..c080620 100644
--- a/bug491.qbs
+++ b/bug491.qbs
@@ -7,7 +7,7 @@ Project {
         type: "application"
         consoleApplication: true
         files: "tool.c"
-
+        destinationDirectory: "tool"
     }
 
     Application {
@@ -19,17 +19,18 @@ Project {
         consoleApplication: true
         files: "main.c"
 
         Group {
             files: "header.h.in"
             fileTags: ["h_in"]
         }
         Rule {
+            multiplex: true
             inputs: [ "h_in" ]
             usings: ["application"]
             Artifact {
-                fileName: product.buildDirectory + "/tool/" + FileInfo.baseName(input.fileName) + ".h"
+                fileName: product.buildDirectory + "/tool/" + FileInfo.baseName(inputs.h_in[0].filePath) + ".h"
                 fileTags: ["hpp"]
             }
             prepare: {