diff --git a/example/example.pro b/example/example.pro
index a33da60..bfd4801 100644
--- a/example/example.pro
+++ b/example/example.pro
@@ -33,14 +33,14 @@ contains(QT_ARCH, i386) {
     contains(QMAKE_CC, cl) {
         QMAKE_PRE_LINK += $$QMAKE_COPY $$replace(COPYDLL, /, \\)
     } else {
-        QMAKE_PRE_LINK += $$QMAKE_COPY COPYDLL
+        QMAKE_PRE_LINK += $$QMAKE_COPY $$COPYDLL
     }
 } else {
     COPYDLL = $$absolute_path($${_PRO_FILE_PWD_}/../third/Win_x64/*.dll) $$DESTDIR
     contains(QMAKE_CC, cl) {
         QMAKE_PRE_LINK += $$QMAKE_COPY $$replace(COPYDLL, /, \\)
     } else {
-        QMAKE_PRE_LINK += $$QMAKE_COPY COPYDLL
+        QMAKE_PRE_LINK += $$QMAKE_COPY $$COPYDLL
     }
 }