diff --git a/sim-test/rigid-test/cube/config.json b/sim-test/rigid-test/cube/config.json
index 73ec4e3..a8f50b9 100644
--- a/sim-test/rigid-test/cube/config.json
+++ b/sim-test/rigid-test/cube/config.json
@@ -1,6 +1,6 @@
 {
     "material": [1e5, 0.3, 1e3],
-    "mshFilePath": "/home/cflin/Documents/CppField/source/static_simulation_gui/sim-test/rigid-test/cube/cube_9743.msh",
+    "mshFilePath": "/home/cw/opt/StaticSimulation/sim-test/rigid-test/cube/cube_9743.msh",
 
     "DBC": [
         {
diff --git a/sim-test/rigid-test/rearAxle-mod/config.json b/sim-test/rigid-test/rearAxle-mod/config.json
index d0fdae9..9fb800c 100644
--- a/sim-test/rigid-test/rearAxle-mod/config.json
+++ b/sim-test/rigid-test/rearAxle-mod/config.json
@@ -1,6 +1,6 @@
 {
     "material": [1e5, 0.3, 1e3],
-    "mshFilePath": "/home/cflin/Documents/CppField/source/static_simulation_gui/sim-test/rigid-test/rearAxle-mod/rearAxle-mod_.msh",
+    "mshFilePath": "/home/cw/opt/StaticSimulation/sim-test/rigid-test/rearAxle-mod/rearAxle-mod_.msh",
 
     "DBC": [
         {
diff --git a/sim-test/rigid-test/rocker-arm/config.json b/sim-test/rigid-test/rocker-arm/config.json
index 888ce7e..2be5db7 100644
--- a/sim-test/rigid-test/rocker-arm/config.json
+++ b/sim-test/rigid-test/rocker-arm/config.json
@@ -1,6 +1,6 @@
 {
     "material": [1e5, 0.3, 1e3],
-    "mshFilePath": "/home/cflin/Documents/CppField/source/static_simulation_gui/sim-test/rigid-test/rocker-arm/rocker-arm_.msh",
+    "mshFilePath": "/home/cw/opt/StaticSimulation/sim-test/rigid-test/rocker-arm/rocker-arm_.msh",
 
     "DBC": [
         {
diff --git a/src/static_sim/StaticSim.cpp b/src/static_sim/StaticSim.cpp
index d6cbad8..f91e3d3 100644
--- a/src/static_sim/StaticSim.cpp
+++ b/src/static_sim/StaticSim.cpp
@@ -499,19 +499,21 @@ namespace ssim {
         DBC_nI.conservativeResize(nDBC);
         // Utils::writeOBJ(outputPath + "DBCV.obj", TV(DBC_nI, Eigen::all),
         //                 Eigen::VectorXi::LinSpaced(nDBC, 0, nDBC-1));
+
         // NBC
-        load.resize(0);
-        load.setZero(nDof);
         int nNBC = 0;
         Eigen::VectorXi NBC_nI(nN);
+        Eigen::VectorXi NBC_nI_nbcI(nN);
         int NBCNum = (int) NeumannBCs.size();
+        Eigen::VectorXi NBC_nNode = Eigen::VectorXi::Zero(NBCNum);
         for (int svI = 0; svI < SVI.size(); ++svI) {
             int vI = SVI(svI);
             Eigen::Vector3d p = TV.row(vI);
             for (int _i = 0; _i < NBCNum; ++_i) {
                 if (NeumannBCs[_i].inNBC(p)) {
-                    load.segment<DIM_>(vI * DIM_) = NeumannBCs[_i].force;
                     NBC_nI(nNBC) = vI;
+                    NBC_nI_nbcI(nNBC) = _i;
+                    ++NBC_nNode(_i);
                     ++nNBC;
 
                     break;
@@ -519,6 +521,15 @@ namespace ssim {
             }
         }
         NBC_nI.conservativeResize(nNBC);
+        NBC_nI_nbcI.conservativeResize(nNBC);
+
+        load.resize(0);
+        load.setZero(nDof);
+        for (int vI_ = 0; vI_ < nNBC; ++vI_) {
+            int vI = NBC_nI(vI_);
+            int nbcI = NBC_nI_nbcI(vI_);
+            load.segment<DIM_>(vI * DIM_) = NeumannBCs[nbcI].force / NBC_nNode(nbcI);
+        }
         // Utils::writeOBJ(outputPath + "NBCV.obj", TV(NBC_nI, Eigen::all),
         //                 Eigen::VectorXi::LinSpaced(nNBC, 0, nNBC-1));