diff --git a/Duckling/Dimensions/VI.hs b/Duckling/Dimensions/VI.hs
index 2d93330d..4c213b8c 100644
--- a/Duckling/Dimensions/VI.hs
+++ b/Duckling/Dimensions/VI.hs
@@ -14,6 +14,7 @@ import Duckling.Dimensions.Types
 
 allDimensions :: [Some Dimension]
 allDimensions =
-  [ This Numeral
+  [ This Duration
+  , This Numeral
   , This Ordinal
   ]