diff --git a/utils/unittest/googletest/include/gtest/internal/gtest-port-arch.h b/utils/unittest/googletest/include/gtest/internal/gtest-port-arch.h
index a375b73799b..f1319c7f2e2 100644
--- a/utils/unittest/googletest/include/gtest/internal/gtest-port-arch.h
+++ b/utils/unittest/googletest/include/gtest/internal/gtest-port-arch.h
@@ -84,6 +84,8 @@
 # define GTEST_OS_HPUX 1
 #elif defined __native_client__
 # define GTEST_OS_NACL 1
+#elif defined __NetBSD__
+# define GTEST_OS_NETBSD 1
 #elif defined __OpenBSD__
 # define GTEST_OS_OPENBSD 1
 #elif defined __QNX__
diff --git a/utils/unittest/googletest/include/gtest/internal/gtest-port.h b/utils/unittest/googletest/include/gtest/internal/gtest-port.h
index 8762f974ef8..d36e8203bcc 100644
--- a/utils/unittest/googletest/include/gtest/internal/gtest-port.h
+++ b/utils/unittest/googletest/include/gtest/internal/gtest-port.h
@@ -793,7 +793,7 @@ using ::std::tuple_size;
      (GTEST_OS_MAC && !GTEST_OS_IOS) || \
      (GTEST_OS_WINDOWS_DESKTOP && _MSC_VER >= 1400) || \
      GTEST_OS_WINDOWS_MINGW || GTEST_OS_AIX || GTEST_OS_HPUX || \
-     GTEST_OS_OPENBSD || GTEST_OS_QNX || GTEST_OS_FREEBSD)
+     GTEST_OS_OPENBSD || GTEST_OS_QNX || GTEST_OS_FREEBSD || GTEST_OS_NETBSD)
 # define GTEST_HAS_DEATH_TEST 1
 #endif