diff --git a/.travis.yml b/.travis.yml
index 6835b7ce..ffeb4679 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,6 +14,7 @@ jobs:
         homebrew:
           packages:
           - qt5
+          update: true
             
       script:
         - bash deploy/build_macos.sh