diff --git a/.travis.yml b/.travis.yml
index c02ba146db1441958a5cac91da3ecf863bbd1feb..060b725fceb3b3bbf83ce23c3f08eb87d42b64d8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,14 +5,34 @@ matrix:
   - sudo: required
     services:
       - docker
+    arch: amd64
     env:
       - DOCKER_IMAGE=quay.io/pypa/manylinux1_x86_64
   - sudo: required
     services:
       - docker
+    arch: amd64
     env:
       - DOCKER_IMAGE=quay.io/pypa/manylinux1_i686
       - PRE_CMD=linux32
+  - sudo: required
+    services:
+      - docker
+    arch: ppc64le
+    env:
+      - DOCKER_IMAGE=quay.io/pypa/manylinux2014_ppc64le
+  - sudo: required
+    services:
+      - docker
+    arch: arm64
+    env:
+      - DOCKER_IMAGE=quay.io/pypa/manylinux2014_aarch64
+  - sudo: required
+    services:
+      - docker
+    arch: s390x
+    env:
+      - DOCKER_IMAGE=quay.io/pypa/manylinux2014_s390x
 install:
   - docker pull $DOCKER_IMAGE
 script:
diff --git a/doc/misc.rst b/doc/misc.rst
index b8fad291e748a9f1c38be1677c387fb5dabb71e3..89e7c5d9861fa4c3d7c37576de320edb043dcb1e 100644
--- a/doc/misc.rst
+++ b/doc/misc.rst
@@ -11,7 +11,9 @@ package manager.
 
 On Linux or OS X, the following set of instructions should work:
 
-#.  Install a version of `miniconda <https://conda.io/miniconda.html>`_
+#.  Install a version of
+    `miniforge <https://github.com/conda-forge/miniforge#miniforge3>`_
+    or `miniconda <https://conda.io/miniconda.html>`_
     that fits your system. Both Python 2 and Python 3 work.
     You can install these pieces of software in your user account and
     do not need root/administrator privileges.
diff --git a/travis/build-wheels.sh b/travis/build-wheels.sh
index 3d92524c41804d7649c4831b6c7c0ad65ac614d5..422597e61b9d7eb1f725e58338dc1106ddd2bff4 100755
--- a/travis/build-wheels.sh
+++ b/travis/build-wheels.sh
@@ -8,7 +8,7 @@ yum install -y git yum
 curl -L -O http://cache.ruby-lang.org/pub/ruby/2.1/ruby-2.1.2.tar.gz
 tar -xf ruby-2.1.2.tar.gz
 cd ruby-2.1.2
-./configure
+./configure --disable-install-doc --disable-install-rdoc
 make -j4
 make install
 cd ..