diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -118,7 +118,7 @@
       "${PROJECT_SOURCE_DIR}/snappy-test.cc"
   )
   target_compile_definitions(snappy_unittest PRIVATE -DHAVE_CONFIG_H)
-  target_link_libraries(snappy_unittest snappy ${GFLAGS_LIBRARIES})
+  target_link_libraries(snappy_unittest snappy ${GTEST_LIBRARIES} ${GFLAGS_LIBRARIES})
 
   if(HAVE_LIBZ)
     target_link_libraries(snappy_unittest z)