diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8490728..c7f0952 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -315,15 +315,7 @@ if(CRC32C_BUILD_TESTS)
   set(install_gmock OFF)

   # This project is tested using GoogleTest.
-  add_subdirectory("third_party/googletest")
-
-  # GoogleTest triggers a missing field initializers warning.
-  if(CRC32C_HAVE_NO_MISSING_FIELD_INITIALIZERS)
-    set_property(TARGET gtest
-        APPEND PROPERTY COMPILE_OPTIONS -Wno-missing-field-initializers)
-    set_property(TARGET gmock
-        APPEND PROPERTY COMPILE_OPTIONS -Wno-missing-field-initializers)
-  endif(CRC32C_HAVE_NO_MISSING_FIELD_INITIALIZERS)
+  find_package(GTest REQUIRED)

   add_executable(crc32c_tests "")
   target_sources(crc32c_tests
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<tr class='logheader'><td><span title='2018-10-23 22:57:14 -0400'>2018-10-23</span></td><td class='logsubject'><a href='/guix/commit/gnu/packages/aux-files/linux-libre/4.19-arm64.conf?id=ce7ceef37f4164fe83170061c6d8111bafd82c2b'>gnu: linux-libre: Update to 4.19.</a></td><td>Mark H Weaver</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
* gnu/packages/linux.scm (%linux-libre-version): Update to 4.19.
(%linux-libre-hash): Update hash.
(%linux-libre-4.18-patches): Rename to ...
(%linux-libre-4.19-patches): ... this, and remove a patch that is
no longer needed.
(linux-libre, linux-libre-arm-generic, linux-libre-arm-omap2plus):
Use %linux-libre-4.19-patches instead of %linux-libre-4.18-patches.
* gnu/packages/aux-files/linux-libre/4.18-arm.conf,
gnu/packages/aux-files/linux-libre/4.18-arm64.conf,
gnu/packages/aux-files/linux-libre/4.18-i686.conf,
gnu/packages/aux-files/linux-libre/4.18-x86_64.conf: Remove files.
* gnu/packages/aux-files/linux-libre/4.19-arm.conf,
gnu/packages/aux-files/linux-libre/4.19-arm64.conf,
gnu/packages/aux-files/linux-libre/4.19-i686.conf,
gnu/packages/aux-files/linux-libre/4.19-x86_64.conf: New files.
* Makefile.am (AUX_FILES): Adjust accordingly.


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