diff --git a/.travis.yml b/.travis.yml
index c5e31471..91393111 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,9 +21,9 @@ dist:
 
 # https://docs.travis-ci.com/user/reference/osx/#macos-version
 osx_image:
-- xcode9.4
+- xcode9.4.1
 - xcode10.3
-- xcode11.2
+- xcode11.3
 
 env:
 - PYTHON_BUILD_VERSION=3.8.0