diff --git a/src/test/gtest/CMakeLists.txt b/src/test/gtest/CMakeLists.txt
index 5ff6db603357a6e6751fe632135f937b389e240f..559756b02472653c655c44152c452ba8767ef6f2 100644
--- a/src/test/gtest/CMakeLists.txt
+++ b/src/test/gtest/CMakeLists.txt
@@ -21,6 +21,7 @@ set(GTEST_DISABLE_PTHREADS OFF)
 # Download GoogleTest
 ExternalProject_Add(googletest
     GIT_REPOSITORY https://github.com/google/googletest.git
+    GIT_TAG        v1.8.x
     # TIMEOUT 1 # We'll try this
     CMAKE_ARGS -DCMAKE_ARCHIVE_OUTPUT_DIRECTORY_DEBUG:PATH=DebugLibs
     -DCMAKE_ARCHIVE_OUTPUT_DIRECTORY_RELEASE:PATH=ReleaseLibs