diff --git a/.travis.yml b/.travis.yml
index 378711ad951..f5abe63a951 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -43,4 +43,6 @@ matrix:
     - os: osx
       env: AFTER_BUILD=unit
     - os: osx
-      env: AFTER_BUILD=wpt
+      env: AFTER_BUILD=wpt1
+    - os: osx
+      env: AFTER_BUILD=wpt2
diff --git a/travis.osx.script.sh b/travis.osx.script.sh
index 66ec0639979..ca1a6fb24c1 100755
--- a/travis.osx.script.sh
+++ b/travis.osx.script.sh
@@ -3,6 +3,7 @@ case $1 in
 unit) make check-servo ;;
 content) make check-content ;;
 ref) make check-ref-cpu ;;
-wpt) WPTARGS="--processes=4" make check-wpt ;;
+wpt1) WPTARGS="--processes=4 --total-chunks=2 --this-chunk=1" make check-wpt ;;
+wpt2) WPTARGS="--processes=4 --total-chunks=2 --this-chunk=2" make check-wpt ;;
 *) echo "Task $1 not enabled for OSX"
 esac