diff --git a/.travis/cirp/install.sh b/.travis/cirp/install.sh
index 2fafe5fc1..c88f90d9e 100644
--- a/.travis/cirp/install.sh
+++ b/.travis/cirp/install.sh
@@ -5,8 +5,6 @@
 # Get Python >=3.5
 if [ "$TRAVIS_OS_NAME" == "osx" ]
 then
-  brew update
-
   # make sha256sum available
   export PATH="/usr/local/opt/coreutils/libexec/gnubin:$PATH"