diff --git a/gtsam/nonlinear/NonlinearISAM.cpp b/gtsam/nonlinear/NonlinearISAM.cpp
index 810c9037c..5f95a0609 100644
--- a/gtsam/nonlinear/NonlinearISAM.cpp
+++ b/gtsam/nonlinear/NonlinearISAM.cpp
@@ -107,7 +107,7 @@ Matrix NonlinearISAM::marginalCovariance(Key key) const {
 
 /* ************************************************************************* */
 void NonlinearISAM::print(const string& s) const {
-	cout s << "ReorderInterval: " << reorderInterval_ << " Current Count: " << reorderCounter_ << endl;
+	cout << s << "ReorderInterval: " << reorderInterval_ << " Current Count: " << reorderCounter_ << endl;
 	isam_.print("GaussianISAM:\n");
 	linPoint_.print("Linearization Point:\n");
 	ordering_.print("System Ordering:\n");