diff --git a/base/bundle_test.cpp b/base/bundle_test.cpp
index 4a427f8f5e..415ee00a0c 100644
--- a/base/bundle_test.cpp
+++ b/base/bundle_test.cpp
@@ -8,15 +8,12 @@
 #include "testing_utilities/matchers.hpp"
 
 namespace principia {
-
-using ::testing::Eq;
-
-using namespace std::chrono_literals;
-
 namespace base {
 
-using principia::testing_utilities::StatusIs;
+using testing_utilities::StatusIs;
+using ::testing::Eq;
 using namespace principia::base::_bundle;
+using namespace std::chrono_literals;
 
 constexpr int workers = 8;
 
diff --git a/base/recurring_thread_test.cpp b/base/recurring_thread_test.cpp
index 4151b9a820..9eeaa95656 100644
--- a/base/recurring_thread_test.cpp
+++ b/base/recurring_thread_test.cpp
@@ -3,12 +3,10 @@
 #include "gtest/gtest.h"
 
 namespace principia {
-
-using namespace std::chrono_literals;
-
 namespace base {
 
 using namespace principia::base::_recurring_thread;
+using namespace std::chrono_literals;
 
 class RecurringThreadTest : public ::testing::Test {
  protected: