diff --git a/gtsam/linear/PCGSolver.cpp b/gtsam/linear/PCGSolver.cpp
index 320c3e535..c0510961f 100644
--- a/gtsam/linear/PCGSolver.cpp
+++ b/gtsam/linear/PCGSolver.cpp
@@ -34,17 +34,13 @@ namespace gtsam {
 void PCGSolverParameters::print(ostream &os) const {
   Base::print(os);
   os << "PCGSolverParameters:" << endl;
-  preconditioner_->print(os);
+  preconditioner->print(os);
 }
 
 /*****************************************************************************/
 PCGSolver::PCGSolver(const PCGSolverParameters &p) {
   parameters_ = p;
-  preconditioner_ = createPreconditioner(p.preconditioner());
-}
-
-void PCGSolverParameters::setPreconditionerParams(const std::shared_ptr<PreconditionerParameters> preconditioner) {
-  preconditioner_ = preconditioner;
+  preconditioner_ = createPreconditioner(p.preconditioner);
 }
 
 void PCGSolverParameters::print(const std::string &s) const {
diff --git a/gtsam/linear/PCGSolver.h b/gtsam/linear/PCGSolver.h
index cb671f288..17cc2d3db 100644
--- a/gtsam/linear/PCGSolver.h
+++ b/gtsam/linear/PCGSolver.h
@@ -33,30 +33,19 @@ struct PreconditionerParameters;
 /**
  * Parameters for Preconditioned Conjugate Gradient solver.
  */
-struct GTSAM_EXPORT PCGSolverParameters: public ConjugateGradientParameters {
- public:
+struct GTSAM_EXPORT PCGSolverParameters : public ConjugateGradientParameters {
   typedef ConjugateGradientParameters Base;
   typedef std::shared_ptr<PCGSolverParameters> shared_ptr;
 
-protected:
-  std::shared_ptr<PreconditionerParameters> preconditioner_;
+  std::shared_ptr<PreconditionerParameters> preconditioner;
 
-public:
   PCGSolverParameters() {}
 
   PCGSolverParameters(
       const std::shared_ptr<PreconditionerParameters> &preconditioner)
-      : preconditioner_(preconditioner) {}
+      : preconditioner(preconditioner) {}
 
   void print(std::ostream &os) const override;
-
-  const std::shared_ptr<PreconditionerParameters> preconditioner() const {
-    return preconditioner_;
-  }
-
-  void setPreconditionerParams(
-      const std::shared_ptr<PreconditionerParameters> preconditioner);
-
   void print(const std::string &s) const;
 };
 
diff --git a/gtsam/linear/linear.i b/gtsam/linear/linear.i
index af6c2ee22..eecc0192c 100644
--- a/gtsam/linear/linear.i
+++ b/gtsam/linear/linear.i
@@ -710,17 +710,11 @@ virtual class IterativeOptimizationParameters {
 #include <gtsam/linear/ConjugateGradientSolver.h>
 virtual class ConjugateGradientParameters : gtsam::IterativeOptimizationParameters {
   ConjugateGradientParameters();
-  int getMinIterations() const ;
-  int getMaxIterations() const ;
-  int getReset() const;
-  double getEpsilon_rel() const;
-  double getEpsilon_abs() const;
-
-  void setMinIterations(int value);
-  void setMaxIterations(int value);
-  void setReset(int value);
-  void setEpsilon_rel(double value);
-  void setEpsilon_abs(double value);
+  int minIterations;
+  int maxIterations;
+  int reset;
+  double epsilon_rel;
+  double epsilon_abs;
 };
 
 #include <gtsam/linear/Preconditioner.h>
@@ -739,8 +733,10 @@ virtual class BlockJacobiPreconditionerParameters : gtsam::PreconditionerParamet
 #include <gtsam/linear/PCGSolver.h>
 virtual class PCGSolverParameters : gtsam::ConjugateGradientParameters {
   PCGSolverParameters();
+  PCGSolverParameters(gtsam::PreconditionerParameters* preconditioner);
   void print(string s = "");
-  void setPreconditionerParams(gtsam::PreconditionerParameters* preconditioner);
+  
+  gtsam::PreconditionerParameters* preconditioner;
 };
 
 #include <gtsam/linear/SubgraphSolver.h>