diff --git a/examples/Rotation/material.config b/examples/Rotation/material.config
index 76260dfae..6236c1cf6 100644
--- a/examples/Rotation/material.config
+++ b/examples/Rotation/material.config
@@ -550,7 +550,8 @@ crystallite	1
 
 [Aluminum_phenopowerlaw]
 # slip only
-constitution            phenopowerlaw
+elasticity              hooke
+plasticity              phenopowerlaw
 
 (output)                resistance_slip
 (output)                shearrate_slip
@@ -594,7 +595,8 @@ relevantResistance      1
 
 [Aluminum_J2isotropic]
 
-constitution            j2
+elasticity              hooke
+plasticity              j2
 
 (output)                flowstress
 (output)                strainrate
diff --git a/examples/SX_PX_compression/material.config b/examples/SX_PX_compression/material.config
index 5221dc4ef..d35e2d9a4 100755
--- a/examples/SX_PX_compression/material.config
+++ b/examples/SX_PX_compression/material.config
@@ -44,7 +44,8 @@ crystallite	1
 
 [Aluminum_phenopowerlaw]
 # slip only
-constitution            phenopowerlaw
+elasticity              hooke
+plasticity              phenopowerlaw
 
 (output)                resistance_slip
 (output)                shearrate_slip