diff --git a/internal/ceres/is_close.cc b/internal/ceres/is_close.cc
index a91a174..0becf55 100644
--- a/internal/ceres/is_close.cc
+++ b/internal/ceres/is_close.cc
@@ -35,9 +35,11 @@
 
 namespace ceres {
 namespace internal {
-bool IsClose(double x, double y, double relative_precision,
-             double *relative_error,
-             double *absolute_error) {
+bool IsClose(double x,
+             double y,
+             double relative_precision,
+             double* relative_error,
+             double* absolute_error) {
   double local_absolute_error;
   double local_relative_error;
   if (!absolute_error) {