diff --git a/internal/ceres/visibility.cc b/internal/ceres/visibility.cc
index fcd793c..acfa45b 100644
--- a/internal/ceres/visibility.cc
+++ b/internal/ceres/visibility.cc
@@ -153,4 +153,4 @@
 }  // namespace internal
 }  // namespace ceres
 
-#endif
+#endif  // CERES_NO_SUITESPARSE