diff --git a/.travis.yml b/.travis.yml
index 814ffb5..ab82f93 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -82,6 +82,17 @@ before_install:
     - sudo make install
     - cd ..
     - cd ..
+    # gtest
+    - wget https://github.com/google/googletest/archive/release-1.10.0.tar.gz
+    - tar -xf release-1.10.0.tar.gz
+    - cd googletest-release-1.10.0
+    - mkdir .build
+    - cd .build
+    - cmake ..
+    - make
+    - sudo make install
+    - cd ..
+    - cd ..
     - cd ..
 
 before_script: