-https://googletest.googlecode.com/files/gtest-1.7.0.zip and unzip it in the
-folly/test subdirectory.
+https://github.com/google/googletest/archive/release-1.8.0.tar.gz and unpack it into the
+folly/test subdirectory as `gtest`:
+
+ (cd folly/test && \
+ rm -rf gtest && \
+ wget https://github.com/google/googletest/archive/release-1.8.0.tar.gz && \
+ tar zxf release-1.8.0.tar.gz && \
+ rm -f release-1.8.0.tar.gz && \
+ mv googletest-release-1.8.0 gtest)