diff --git a/vendor/googletest/CMakeLists.txt b/vendor/googletest/CMakeLists.txt
index 1b7118b5..4432149d 100644
--- a/vendor/googletest/CMakeLists.txt
+++ b/vendor/googletest/CMakeLists.txt
@@ -1,6 +1,9 @@
 include(CTest)
 
 if (BUILD_TESTING)
+  # When test cases are build, disable "make install", because this would also install gtest libraries.
+  macro(install)
+  endmacro(install)
   add_subdirectory(gtest-1.7.0)
 
   project (googletest)