diff --git a/core/roslib/CMakeLists.txt b/core/roslib/CMakeLists.txt
index 93556751..08e9092c 100644
--- a/core/roslib/CMakeLists.txt
+++ b/core/roslib/CMakeLists.txt
@@ -35,9 +35,11 @@ catkin_project(roslib
   )
 
 #integration tests
+find_package(GTest)
+if(GTEST_FOUND)
+  add_gtest(${PROJECT_NAME}-utest test/utest.cpp)
+  target_link_libraries(${PROJECT_NAME}-utest roslib ${Boost_LIBRARIES} ${ROS_LIBRARIES})
 
-add_gtest(${PROJECT_NAME}-utest test/utest.cpp)
-target_link_libraries(${PROJECT_NAME}-utest roslib ${Boost_LIBRARIES} ${ROS_LIBRARIES})
-
-add_gtest(${PROJECT_NAME}-test_package test/package.cpp)
-target_link_libraries(${PROJECT_NAME}-test_package roslib ${ROS_LIBRARIES})
+  add_gtest(${PROJECT_NAME}-test_package test/package.cpp)
+  target_link_libraries(${PROJECT_NAME}-test_package roslib ${ROS_LIBRARIES})
+endif(GTEST_FOUND)