diff --git a/.travis.yml b/.travis.yml
index 40b2d2f21..ddc115d08 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,7 +32,7 @@ env:
         - ASTROPY_VERSION=stable
         - MAIN_CMD='python setup.py'
         - SETUP_CMD='test'
-        - PIP_DEPENDENCIES='requests requests_mock'
+        - PIP_DEPENDENCIES='requests mimeparse requests_mock'
         - EVENT_TYPE='pull_request push'
         - CONDA_DEPENDENCIES=''
         - CONDA_CHANNELS='astropy-ci-extras astropy'
@@ -61,20 +61,20 @@ matrix:
         - os: linux
           env: PYTHON_VERSION=2.7 ASTROPY_VERSION=lts
                EVENT_TYPE='pull_request push cron'
-               PIP_DEPENDENCIES='requests requests_mock contextlib2'
+               PIP_DEPENDENCIES='requests mimeparse requests_mock contextlib2'
         - os: linux
           env: ASTROPY_VERSION=development
                EVENT_TYPE='pull_request push cron'
         - os: linux
           env: PYTHON_VERSION=2.7 ASTROPY_VERSION=lts
-               PIP_DEPENDENCIES='requests requests_mock contextlib2'
+               PIP_DEPENDENCIES='requests mimeparse requests_mock contextlib2'
         - os: linux
           env: ASTROPY_VERSION=lts
 
           # try all python versions
         - os: linux
           env: PYTHON_VERSION=2.7
-               PIP_DEPENDENCIES='requests requests_mock contextlib2'
+               PIP_DEPENDENCIES='requests mimeparse requests_mock contextlib2'
         - os: linux
           env: PYTHON_VERSION=3.5 NUMPY_VERSION=1.14