diff --git a/travis/install-qt.sh b/travis/install-qt.sh
index 4acd0bf8e..49243e01e 100644
--- a/travis/install-qt.sh
+++ b/travis/install-qt.sh
@@ -3,7 +3,7 @@ echo "QT=>" "$QT" "<="
 #!/bin/bash
 if [ "$QT_VER" = "5.5.1" ]
 then
- brew install ./qt5.rb
+ brew install file://$PWD/qt5.rb
 else
  brew install $QT
 fi