diff --git a/src/mlpack/tests/momentum_sgd_test.cpp b/src/mlpack/tests/momentum_sgd_test.cpp
index 42fd1d3499..f17aa2aa7f 100644
--- a/src/mlpack/tests/momentum_sgd_test.cpp
+++ b/src/mlpack/tests/momentum_sgd_test.cpp
@@ -36,7 +36,7 @@ BOOST_AUTO_TEST_CASE(MomentumSGDSpeedUpTestFunction)
   arma::mat coordinates = f.GetInitialPoint();
   double result = s.Optimize(f, coordinates);
 
-  BOOST_REQUIRE_CLOSE(result, -1.0, 0.05);
+  BOOST_REQUIRE_CLOSE(result, -1.0, 0.15);
   BOOST_REQUIRE_SMALL(coordinates[0], 1e-3);
   BOOST_REQUIRE_SMALL(coordinates[1], 1e-7);
   BOOST_REQUIRE_SMALL(coordinates[2], 1e-7);