diff --git a/cpp/NonlinearOptimizer.h b/cpp/NonlinearOptimizer.h
index 31aa33a91..ba4d15ee5 100644
--- a/cpp/NonlinearOptimizer.h
+++ b/cpp/NonlinearOptimizer.h
@@ -73,13 +73,6 @@ namespace gtsam {
 		NonlinearOptimizer(const FactorGraph& graph, const Ordering& ordering,
 				shared_config config, double lambda = 1e-5);
 
-		/**
-		 * Return current config
-		 */
-		const Config& config() const {
-			return *config_;
-		}
-
 		/**
 		 * Return current error
 		 */