diff --git a/Documentation/IEA-15-240-RWT_tabular.xlsx b/Documentation/IEA-15-240-RWT_tabular.xlsx
index 42e05db..3ddb2cf 100644
Binary files a/Documentation/IEA-15-240-RWT_tabular.xlsx and b/Documentation/IEA-15-240-RWT_tabular.xlsx differ
diff --git a/WISDEM/generateTables.py b/WISDEM/generateTables.py
index 1dcbf1c..5aa12f1 100644
--- a/WISDEM/generateTables.py
+++ b/WISDEM/generateTables.py
@@ -795,12 +795,12 @@ def write_materials(self):
         matDF['Young Modulus E_1 [MPa]'] = 1e-6*E[:,0]
         matDF['Young Modulus E_2 [MPa]'] = 1e-6*E[:,1]
         matDF['Young Modulus E_3 [MPa]'] = 1e-6*E[:,2]
-        matDF['Shear Modulus G_1 [MPa]'] = 1e-6*G[:,0]
-        matDF['Shear Modulus G_2 [MPa]'] = 1e-6*G[:,1]
-        matDF['Shear Modulus G_3 [MPa]'] = 1e-6*G[:,2]
-        matDF['Poisson ratio nu_1'] = nu[:,0]
-        matDF['Poisson ratio nu_2'] = nu[:,1]
-        matDF['Poisson ratio nu_3'] = nu[:,2]
+        matDF['Shear Modulus G_12 [MPa]'] = 1e-6*G[:,0]
+        matDF['Shear Modulus G_13 [MPa]'] = 1e-6*G[:,1]
+        matDF['Shear Modulus G_23 [MPa]'] = 1e-6*G[:,2]
+        matDF['Poisson ratio nu_12'] = nu[:,0]
+        matDF['Poisson ratio nu_13'] = nu[:,1]
+        matDF['Poisson ratio nu_23'] = nu[:,2]
         matDF['Tensile failure Xt_1 [MPa]'] = 1e-6*Xt[:,0]
         matDF['Tensile failure Xt_2 [MPa]'] = 1e-6*Xt[:,1]
         matDF['Tensile failure Xt_3 [MPa]'] = 1e-6*Xt[:,2]