diff --git a/src/mlpack/tests/sgd_test.cpp b/src/mlpack/tests/sgd_test.cpp
index 58b3f11c95..1b273dcbdf 100644
--- a/src/mlpack/tests/sgd_test.cpp
+++ b/src/mlpack/tests/sgd_test.cpp
@@ -9,10 +9,6 @@
 #include <mlpack/core/optimizers/lbfgs/test_functions.hpp>
 #include <mlpack/core/optimizers/sgd/test_function.hpp>
 
-#include <mlpack/core/metrics/ip_metric.hpp>
-#include <mlpack/core/metrics/lmetric.hpp>
-#include <mlpack/core/metrics/mahalanobis_distance.hpp>
-
 #include <boost/test/unit_test.hpp>
 #include "old_boost_test_definitions.hpp"
 
@@ -21,7 +17,6 @@ using namespace arma;
 using namespace mlpack;
 using namespace mlpack::optimization;
 using namespace mlpack::optimization::test;
-using namespace mlpack::metric;
 
 BOOST_AUTO_TEST_SUITE(SGDTest);