diff --git a/.travis.yml b/.travis.yml
index 8629c98c..1cb6b7ab 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -34,6 +34,8 @@ matrix:
 #      os: osx
     - env: TARGET=x86_64-apple-darwin
       os: osx
+    - env: TARGET=aarch64-apple-darwin
+      os: osx
 
     # *BSD
 #    - env: TARGET=i686-unknown-freebsd DISABLE_TESTS=1
@@ -57,6 +59,9 @@ matrix:
     - env: TARGET=x86_64-apple-darwin
       os: osx
       rust: nightly
+    - env: TARGET=aarch64-apple-darwin
+      os: osx
+      rust: nightly
 
 before_install:
   - set -e
diff --git a/ci/install.sh b/ci/install.sh
index 3e96e97e..bb61af64 100644
--- a/ci/install.sh
+++ b/ci/install.sh
@@ -6,7 +6,7 @@ main() {
         target=x86_64-unknown-linux-musl
         sort=sort
     else
-        target=x86_64-apple-darwin
+        target=$TARGET
         sort=gsort  # for `sort --sort-version`, from brew's coreutils.
     fi