diff --git a/.travis.yml b/.travis.yml
index 4afba8d9f..e0ba4ef5c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,8 +14,8 @@ env:
     - BUILD="modern"
     - BUILD="modern" ISTANBUL=true
     - BIN="phantomjs"
-    - BIN="rhino"
-    - BIN="rhino" OPTION="-require"
+    - BIN="rhino" OPTION="-opt -1"
+    - BIN="rhino" OPTION="-opt -1 -require"
     - BIN="ringo"
 matrix:
   include:
@@ -52,8 +52,8 @@ before_install:
   - "npm i -g npm@\"$NPM_VERSION\""
   - "[ $SAUCE_LABS == false ] || npm i chalk@\"^1.0.0\" ecstatic@\"0.7.3\" request@\"^2.0.0\" sauce-tunnel@\"2.2.3\""
   - "[ $ISTANBUL == false ]   || (npm i -g coveralls@\"^2.0.0\" && npm i istanbul@\"0.3.13\")"
-  - "[ $BIN != 'rhino' ] || (sudo mkdir /opt/rhino-1.7R5 && sudo wget --no-check-certificate -O $_/js.jar https://lodash.com/_travis/rhino-1.7R5.jar)"
-  - "[ $BIN != 'rhino' ] || (echo -e '#!/bin/sh\\njava -jar /opt/rhino-1.7R5/js.jar $@' | sudo tee /usr/local/bin/rhino && sudo chmod +x /usr/local/bin/rhino)"
+  - "[ $BIN != 'rhino' ] || (sudo mkdir /opt/rhino-1.7.6 && sudo wget --no-check-certificate -O $_/js.jar https://lodash.com/_travis/rhino-1.7.6.jar)"
+  - "[ $BIN != 'rhino' ] || (echo -e '#!/bin/sh\\njava -jar /opt/rhino-1.7.6/js.jar $@' | sudo tee /usr/local/bin/rhino && sudo chmod +x /usr/local/bin/rhino)"
   - "[ $BIN != 'ringo' ] || (wget --no-check-certificate https://lodash.com/_travis/ringojs-0.11.zip && sudo unzip ringojs-0.11 -d /opt && rm ringojs-0.11.zip)"
   - "[ $BIN != 'ringo' ] || (sudo ln -s /opt/ringojs-0.11/bin/ringo /usr/local/bin/ringo && sudo chmod +x $_)"
   - "perl -pi -e 's|\"lodash\"|\"lodash-compat\"|' ./package.json"