diff --git a/examples/SpectralMethod/Polycrystal/material.config b/examples/SpectralMethod/Polycrystal/material.config
index 71d7e07d7..8103e7128 100644
--- a/examples/SpectralMethod/Polycrystal/material.config
+++ b/examples/SpectralMethod/Polycrystal/material.config
@@ -11,7 +11,6 @@ mech	none
 [almostAll]
 (output) phase
 (output) texture
-(output) volume
 (output) orientation    # quaternion
 (output) grainrotation  # deviation from initial orientation as axis (1-3) and angle in degree (4)
 (output) f              # deformation gradient tensor; synonyms: "defgrad"