diff --git a/DESCRIPTION b/DESCRIPTION
index 4092c8312a7ce2fc2c03c52b8ae8d2b62d3a2062..3a5fa65a547e1f61390dc1d9edd592c47d907aed 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -34,6 +34,7 @@ Depends:
 Suggests:
     lattice,
     latticeExtra,
+    colorspace,
     reshape,
     ggplot2,
     car,