diff --git a/cardmech/conf/elasticity.conf b/cardmech/conf/elasticity.conf
index c95371c5b4583398dfe0e5410dfa98765aea5041..f580d58a817a5a365970be74d2950eb5e444d6c3 100644
--- a/cardmech/conf/elasticity.conf
+++ b/cardmech/conf/elasticity.conf
@@ -46,7 +46,7 @@ PressureIterations = 1
 DebugPressure = 1
 
 MechLevel = 0
-MechPolynomialDegree = 2
+MechPolynomialDegree = 1
 
 WithPrestress=false
 PrestressSteps=5
@@ -59,7 +59,7 @@ PrestressSteps=5
 #       Meshes       #
 ######################
 #Mesh = BenchmarkBeam2DTet
-Mesh = FullEllipsoid
+#Mesh = FullEllipsoid
 Mesh = QuarterEllipsoid
 Mesh = OrientedEllipsoid
 #Mesh = KovachevaHeart
@@ -124,7 +124,7 @@ StretchFactorNormal = 4.0
 # Material Parameters#
 ######################
 
-#ActiveMaterial = Linear
+ActiveMaterial = Linear
 #ActiveMaterial = NeoHooke
 #ActiveMaterial = MooneyRivlin
 #ActiveMaterial = StVenantKirchhoff
@@ -147,15 +147,15 @@ Density = 0.00
 #------------------------
 VolumetricSplit = 0
 Incompressible = false
-QuasiCompressiblePenalty = None
+QuasiCompressiblePenalty = Ciarlet
 VolumetricPenalty = 20000
-PermeabilityPenalty = 20000
+PermeabilityPenalty = 0
 
 #------------------------
 # Linear Material
 #------------------------
-LinearMat_Lambda = 50
-LinearMat_Mu = 10
+LinearMat_Lambda = 50000
+LinearMat_Mu = 10000
 
 #------------------------
 # NeoHooke Material
@@ -182,9 +182,9 @@ StVenantMat_Mu = 8000
 
 # Benchmark Parameter
 GuccioneMat_C=10000
-GuccioneMat_bf=1
-GuccioneMat_bs=1
-GuccioneMat_bfs=1
+GuccioneMat_bf=10
+GuccioneMat_bs=10
+GuccioneMat_bfs=10
 
 # Benchmark Parameter
 GuccioneMat_C=2000
diff --git a/cardmech/src/elasticity/assemble/LagrangeElasticity.cpp b/cardmech/src/elasticity/assemble/LagrangeElasticity.cpp
index 8b302a2ede4f7fa617625082e47d6a22d0e03544..cd5d4c8252276bf3613cea4434de2849b660fb52 100644
--- a/cardmech/src/elasticity/assemble/LagrangeElasticity.cpp
+++ b/cardmech/src/elasticity/assemble/LagrangeElasticity.cpp
@@ -71,15 +71,13 @@ double LagrangeElasticity::PressureEnergy(const cell &c, int face, int bc, const
   double W_Pressure = 0.0;
   VectorFieldFaceElement E(U, c, face);
 
-  Tensor Q = RotationMatrix(c.GetData());
-  Tensor QI = Invert(Q);
-
   for (int q = 0; q < E.nQ(); ++q) {
     double w = E.QWeight(q);
-    VectorField FN = E.QNormal(q);
+    //VectorField N = mat::cofactor(DeformationGradient(E, q, U)) * N;
+    VectorField N = E.QNormal(q);
 
     double localPressure = -pProblem.Pressure(currentTime, E.QPoint(q), bc);
-    W_Pressure += w * localPressure * (FN * E.VectorValue(q, U));
+    W_Pressure += w * localPressure * (N * E.VectorValue(q, U));
   }
 
   return W_Pressure;
@@ -97,7 +95,6 @@ void LagrangeElasticity::Residual(const cell &c, const Vector &U, Vector &r) con
   VectorFieldElement E(U, c);
   RowBndValues r_c(r, c);
 
-  // TODO: Should get the actual material used in this cell.
   Tensor Q = OrientationMatrix(c.GetData());
   const Material &cellMat = eProblem.GetMaterial(c);
 
@@ -166,23 +163,17 @@ void LagrangeElasticity::PressureBoundary(const cell &c, int face, int bc, const
   VectorFieldFaceElement E(U, c, face);
   RowValues r_c(r, E);
 
-  Tensor Q = RotationMatrix(c.GetData());
-  Tensor QT = transpose(Q);
-
   for (int q = 0; q < E.nQ(); ++q) {
     double w = E.QWeight(q);
+    //Tensor F = DeformationGradient(E, q, U);
+    //VectorField N = mat::cofactor(F) * E.QNormal(q);
     VectorField N = E.QNormal(q);
 
     double localPressure = -pProblem.Pressure(currentTime, E.QPoint(q), bc);
 
-    Tensor F_0 = One + Q * E.VectorGradient(q, *u_pre) * QT;
-
     for (int i = 0; i < E.size(); ++i) {
       for (int k = 0; k < c.dim(); ++k) {
         VectorField u_ik = E.VectorValue(q, i, k);
-        Tensor F_ik = Product(u_ik, N);
-
-
         r_c(i, k) -= w * (localPressure) * N * u_ik;
       }
     }