diff --git a/.travis.yml b/.travis.yml
index f9e8ebd00..6b38f911a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -62,6 +62,7 @@ before_install:
       brew install qt5;
     else
       unset SSL_CERT_FILE;
+      brew untap homebrew/homebrew-versions;
       brew install https://gist.githubusercontent.com/dismine/c3ac01de38e12edcf22d9e05791adf82/raw/8e2743e6382fefaabfa37da00633ff801477b53c/qt5.rb;
     fi
     chmod -R 755 /usr/local/opt/qt5/*