diff --git a/examples/SpectralMethod/Polycrystal/material.config b/examples/SpectralMethod/Polycrystal/material.config
index 978e0f511..5073f165e 100644
--- a/examples/SpectralMethod/Polycrystal/material.config
+++ b/examples/SpectralMethod/Polycrystal/material.config
@@ -3,7 +3,7 @@
 #-------------------#
 
 [SX]
-type	none
+mech	none
 
 #-------------------#
 <crystallite>