diff --git a/internal/ceres/solver_impl.cc b/internal/ceres/solver_impl.cc
index 7ea6d1f..ffc347e 100644
--- a/internal/ceres/solver_impl.cc
+++ b/internal/ceres/solver_impl.cc
@@ -807,7 +807,7 @@
   summary->postprocessor_time_in_seconds =
       WallTimeInSeconds() - post_process_start_time;
 }
-#endif // CERES_NO_LINE_SEARCH_MINIMIZER
+#endif  // CERES_NO_LINE_SEARCH_MINIMIZER
 
 bool SolverImpl::IsOrderingValid(const Solver::Options& options,
                                  const ProblemImpl* problem_impl,