diff --git a/scripts/dev/ci/install.py b/scripts/dev/ci/install.py
index f3af7ccf8..6932a0f04 100644
--- a/scripts/dev/ci/install.py
+++ b/scripts/dev/ci/install.py
@@ -120,7 +120,7 @@ elif TRAVIS_OS == 'linux' and 'DOCKER' in os.environ:
     pass
 elif TRAVIS_OS == 'linux':
     folded_cmd(['sudo', 'pip', 'install', '-U', 'pip'])
-    folded_cmd(['sudo', 'pip', 'install'] + pip_packages)
+    folded_cmd(['sudo', 'pip', 'install', '-U'] + pip_packages)
 
     pkgs = []