diff --git a/.travis.yml b/.travis.yml
index 61024b3eb..1dda25b66 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,6 +30,7 @@ matrix:
         - LDFLAGS="-L/usr/local/opt/llvm/lib
           -Wl,-rpath,/usr/local/opt/llvm/lib $LDFLAGS"
         - CPPFLAGS="-I/usr/local/opt/llvm/include $CPPFLAGS"
+        - HOMEBREW_NO_AUTO_UPDATE=1
       before_install: &macos_before_install
         - brew install llvm mpich python3