diff --git a/Hadrons/Modules.hpp b/Hadrons/Modules.hpp
index 3c30f206..c828e120 100644
--- a/Hadrons/Modules.hpp
+++ b/Hadrons/Modules.hpp
@@ -1,8 +1,8 @@
 #include <Hadrons/Modules/MAction/DWF.hpp>
 #include <Hadrons/Modules/MAction/MobiusDWF.hpp>
 #include <Hadrons/Modules/MAction/ScaledDWF.hpp>
-#include <Hadrons/Modules/MAction/Wilson.hpp>
 #include <Hadrons/Modules/MAction/WilsonClover.hpp>
+#include <Hadrons/Modules/MAction/Wilson.hpp>
 #include <Hadrons/Modules/MAction/ZMobiusDWF.hpp>
 #include <Hadrons/Modules/MContraction/A2AAslashField.hpp>
 #include <Hadrons/Modules/MContraction/A2AFourQuarkContraction.hpp>
@@ -33,8 +33,8 @@
 #include <Hadrons/Modules/MGauge/Random.hpp>
 #include <Hadrons/Modules/MGauge/StochEm.hpp>
 #include <Hadrons/Modules/MGauge/StoutSmearing.hpp>
-#include <Hadrons/Modules/MGauge/Unit.hpp>
 #include <Hadrons/Modules/MGauge/UnitEm.hpp>
+#include <Hadrons/Modules/MGauge/Unit.hpp>
 #include <Hadrons/Modules/MIO/LoadA2AMatrixDiskVector.hpp>
 #include <Hadrons/Modules/MIO/LoadA2AVectors.hpp>
 #include <Hadrons/Modules/MIO/LoadBinary.hpp>
@@ -44,12 +44,12 @@
 #include <Hadrons/Modules/MIO/LoadEigenPack.hpp>
 #include <Hadrons/Modules/MIO/LoadNersc.hpp>
 #include <Hadrons/Modules/MIO/LoadPerambulator.hpp>
-#include <Hadrons/Modules/MNPR/Amputate.hpp>
-#include <Hadrons/Modules/MNPR/Bilinear.hpp>
-#include <Hadrons/Modules/MNPR/FourQuark.hpp>
 #include <Hadrons/Modules/MNoise/FullVolumeSpinColorDiagonal.hpp>
 #include <Hadrons/Modules/MNoise/SparseSpinColorDiagonal.hpp>
 #include <Hadrons/Modules/MNoise/TimeDilutedSpinColorDiagonal.hpp>
+#include <Hadrons/Modules/MNPR/Amputate.hpp>
+#include <Hadrons/Modules/MNPR/Bilinear.hpp>
+#include <Hadrons/Modules/MNPR/FourQuark.hpp>
 #include <Hadrons/Modules/MScalar/ChargedProp.hpp>
 #include <Hadrons/Modules/MScalar/FreeProp.hpp>
 #include <Hadrons/Modules/MScalar/Scalar.hpp>
@@ -57,10 +57,10 @@
 #include <Hadrons/Modules/MScalarSUN/EMT.hpp>
 #include <Hadrons/Modules/MScalarSUN/Grad.hpp>
 #include <Hadrons/Modules/MScalarSUN/StochFreeField.hpp>
+#include <Hadrons/Modules/MScalarSUN/TransProj.hpp>
 #include <Hadrons/Modules/MScalarSUN/TrKinetic.hpp>
 #include <Hadrons/Modules/MScalarSUN/TrMag.hpp>
 #include <Hadrons/Modules/MScalarSUN/TrPhi.hpp>
-#include <Hadrons/Modules/MScalarSUN/TransProj.hpp>
 #include <Hadrons/Modules/MScalarSUN/TwoPoint.hpp>
 #include <Hadrons/Modules/MScalarSUN/TwoPointNPR.hpp>
 #include <Hadrons/Modules/MScalarSUN/Utils.hpp>
@@ -74,6 +74,7 @@
 #include <Hadrons/Modules/MSolver/RBPrecCG.hpp>
 #include <Hadrons/Modules/MSource/Convolution.hpp>
 #include <Hadrons/Modules/MSource/Gauss.hpp>
+#include <Hadrons/Modules/MSource/JacobiSmear.hpp>
 #include <Hadrons/Modules/MSource/Momentum.hpp>
 #include <Hadrons/Modules/MSource/MomentumPhase.hpp>
 #include <Hadrons/Modules/MSource/Point.hpp>
diff --git a/Hadrons/Modules/MSource/JacobiSmear.cc b/Hadrons/Modules/MSource/JacobiSmear.cc
new file mode 100644
index 00000000..e9b37f1b
--- /dev/null
+++ b/Hadrons/Modules/MSource/JacobiSmear.cc
@@ -0,0 +1,7 @@
+#include <Hadrons/Modules/MSource/JacobiSmear.hpp>
+
+using namespace Grid;
+using namespace Hadrons;
+using namespace MSource;
+
+template class Grid::Hadrons::MSource::TJacobiSmear<FIMPL>;
diff --git a/Hadrons/Modules/MSource/JacobiSmear.hpp b/Hadrons/Modules/MSource/JacobiSmear.hpp
new file mode 100644
index 00000000..5aa5c705
--- /dev/null
+++ b/Hadrons/Modules/MSource/JacobiSmear.hpp
@@ -0,0 +1,105 @@
+#ifndef Hadrons_MSource_JacobiSmear_hpp_
+#define Hadrons_MSource_JacobiSmear_hpp_
+
+#include <Hadrons/Global.hpp>
+#include <Hadrons/Module.hpp>
+#include <Hadrons/ModuleFactory.hpp>
+
+BEGIN_HADRONS_NAMESPACE
+
+/******************************************************************************
+ *                         JacobiSmear                                 *
+ ******************************************************************************/
+BEGIN_MODULE_NAMESPACE(MSource)
+
+class JacobiSmearPar: Serializable
+{
+public:
+    GRID_SERIALIZABLE_CLASS_MEMBERS(JacobiSmearPar,
+                                    std::string, gauge,
+                                    double, width,
+                                    int, iterations,
+                                    int, orthog,
+                                    std::string, source);
+};
+
+template <typename FImpl>
+class TJacobiSmear: public Module<JacobiSmearPar>
+{
+public:
+    FERM_TYPE_ALIASES(FImpl,);
+    typedef typename FImpl::GaugeLinkField GaugeMat;
+public:
+    // constructor
+    TJacobiSmear(const std::string name);
+    // destructor
+    virtual ~TJacobiSmear(void) {};
+    // dependency relation
+    virtual std::vector<std::string> getInput(void);
+    virtual std::vector<std::string> getOutput(void);
+    // setup
+    virtual void setup(void);
+    // execution
+    virtual void execute(void);
+};
+
+MODULE_REGISTER_TMP(JacobiSmear, TJacobiSmear<FIMPL>, MSource);
+
+/******************************************************************************
+ *                 TJacobiSmear implementation                             *
+ ******************************************************************************/
+// constructor /////////////////////////////////////////////////////////////////
+template <typename FImpl>
+TJacobiSmear<FImpl>::TJacobiSmear(const std::string name)
+: Module<JacobiSmearPar>(name)
+{}
+
+// dependencies/products ///////////////////////////////////////////////////////
+template <typename FImpl>
+std::vector<std::string> TJacobiSmear<FImpl>::getInput(void)
+{
+    std::vector<std::string> in = {par().source, par().gauge};
+    
+    return in;
+}
+
+template <typename FImpl>
+std::vector<std::string> TJacobiSmear<FImpl>::getOutput(void)
+{
+    std::vector<std::string> out = {getName()};
+    
+    return out;
+}
+
+// setup ///////////////////////////////////////////////////////////////////////
+template <typename FImpl>
+void TJacobiSmear<FImpl>::setup(void)
+{
+    envCreateLat(PropagatorField, getName());
+    envTmp(std::vector<GaugeMat>, "Umu", 1, 4, envGetGrid(LatticeColourMatrix));
+}
+
+// execution ///////////////////////////////////////////////////////////////////
+template <typename FImpl>
+void TJacobiSmear<FImpl>::execute(void)
+{
+    auto &out = envGet(PropagatorField, getName());
+    auto &src = envGet(PropagatorField, par().source);
+    auto &U = envGet(GaugeField, par().gauge);
+    envGetTmp(std::vector<GaugeMat>, Umu);
+    for(int mu=0; mu<4; mu++)
+    {
+       Umu.at(mu)=peekLorentz(U,mu);
+    }
+    CovariantSmearing<FImpl> covsmear;
+    out=src;
+    startTimer("Jacobi iteration");
+    covsmear.GaussianSmear(Umu, out, par().width, par().iterations, par().orthog);
+    stopTimer("Jacobi iteration");
+}
+
+END_MODULE_NAMESPACE
+
+END_HADRONS_NAMESPACE
+
+#endif // Hadrons_MSource_JacobiSmear_hpp_
diff --git a/Hadrons/modules.inc b/Hadrons/modules.inc
index 2eb1923d..8bc87fd3 100644
--- a/Hadrons/modules.inc
+++ b/Hadrons/modules.inc
@@ -44,22 +44,22 @@ modules_cc =\
   Modules/MIO/LoadEigenPack.cc \
   Modules/MIO/LoadNersc.cc \
   Modules/MIO/LoadPerambulator.cc \
-  Modules/MNPR/Amputate.cc \
-  Modules/MNPR/Bilinear.cc \
-  Modules/MNPR/FourQuark.cc \
   Modules/MNoise/FullVolumeSpinColorDiagonal.cc \
   Modules/MNoise/SparseSpinColorDiagonal.cc \
   Modules/MNoise/TimeDilutedSpinColorDiagonal.cc \
+  Modules/MNPR/Amputate.cc \
+  Modules/MNPR/Bilinear.cc \
+  Modules/MNPR/FourQuark.cc \
   Modules/MScalar/ChargedProp.cc \
   Modules/MScalar/FreeProp.cc \
   Modules/MScalarSUN/Div.cc \
   Modules/MScalarSUN/EMT.cc \
   Modules/MScalarSUN/Grad.cc \
   Modules/MScalarSUN/StochFreeField.cc \
+  Modules/MScalarSUN/TransProj.cc \
   Modules/MScalarSUN/TrKinetic.cc \
   Modules/MScalarSUN/TrMag.cc \
   Modules/MScalarSUN/TrPhi.cc \
-  Modules/MScalarSUN/TransProj.cc \
   Modules/MScalarSUN/TwoPoint.cc \
   Modules/MScalarSUN/TwoPointNPR.cc \
   Modules/MSink/Point.cc \
@@ -71,6 +71,7 @@ modules_cc =\
   Modules/MSolver/RBPrecCG.cc \
   Modules/MSource/Convolution.cc \
   Modules/MSource/Gauss.cc \
+  Modules/MSource/JacobiSmear.cc \
   Modules/MSource/Momentum.cc \
   Modules/MSource/MomentumPhase.cc \
   Modules/MSource/Point.cc \
@@ -86,8 +87,8 @@ modules_hpp =\
   Modules/MAction/DWF.hpp \
   Modules/MAction/MobiusDWF.hpp \
   Modules/MAction/ScaledDWF.hpp \
-  Modules/MAction/Wilson.hpp \
   Modules/MAction/WilsonClover.hpp \
+  Modules/MAction/Wilson.hpp \
   Modules/MAction/ZMobiusDWF.hpp \
   Modules/MContraction/A2AAslashField.hpp \
   Modules/MContraction/A2AFourQuarkContraction.hpp \
@@ -118,8 +119,8 @@ modules_hpp =\
   Modules/MGauge/Random.hpp \
   Modules/MGauge/StochEm.hpp \
   Modules/MGauge/StoutSmearing.hpp \
-  Modules/MGauge/Unit.hpp \
   Modules/MGauge/UnitEm.hpp \
+  Modules/MGauge/Unit.hpp \
   Modules/MIO/LoadA2AMatrixDiskVector.hpp \
   Modules/MIO/LoadA2AVectors.hpp \
   Modules/MIO/LoadBinary.hpp \
@@ -129,12 +130,12 @@ modules_hpp =\
   Modules/MIO/LoadEigenPack.hpp \
   Modules/MIO/LoadNersc.hpp \
   Modules/MIO/LoadPerambulator.hpp \
-  Modules/MNPR/Amputate.hpp \
-  Modules/MNPR/Bilinear.hpp \
-  Modules/MNPR/FourQuark.hpp \
   Modules/MNoise/FullVolumeSpinColorDiagonal.hpp \
   Modules/MNoise/SparseSpinColorDiagonal.hpp \
   Modules/MNoise/TimeDilutedSpinColorDiagonal.hpp \
+  Modules/MNPR/Amputate.hpp \
+  Modules/MNPR/Bilinear.hpp \
+  Modules/MNPR/FourQuark.hpp \
   Modules/MScalar/ChargedProp.hpp \
   Modules/MScalar/FreeProp.hpp \
   Modules/MScalar/Scalar.hpp \
@@ -142,10 +143,10 @@ modules_hpp =\
   Modules/MScalarSUN/EMT.hpp \
   Modules/MScalarSUN/Grad.hpp \
   Modules/MScalarSUN/StochFreeField.hpp \
+  Modules/MScalarSUN/TransProj.hpp \
   Modules/MScalarSUN/TrKinetic.hpp \
   Modules/MScalarSUN/TrMag.hpp \
   Modules/MScalarSUN/TrPhi.hpp \
-  Modules/MScalarSUN/TransProj.hpp \
   Modules/MScalarSUN/TwoPoint.hpp \
   Modules/MScalarSUN/TwoPointNPR.hpp \
   Modules/MScalarSUN/Utils.hpp \
@@ -159,6 +160,7 @@ modules_hpp =\
   Modules/MSolver/RBPrecCG.hpp \
   Modules/MSource/Convolution.hpp \
   Modules/MSource/Gauss.hpp \
+  Modules/MSource/JacobiSmear.hpp \
   Modules/MSource/Momentum.hpp \
   Modules/MSource/MomentumPhase.hpp \
   Modules/MSource/Point.hpp \