diff --git a/src/TernaryGraph.purs b/src/TernaryGraph.purs
index ebb38bd..94785c6 100644
--- a/src/TernaryGraph.purs
+++ b/src/TernaryGraph.purs
@@ -214,8 +214,13 @@ ternaryGraph scale xOffset yOffset definition textDimensions = result
     axis2TickStarts = map (\line -> line.start + axis2Offset)
     axis3TickStarts = map (\line -> line.start + axis3Offset)
     
-    axisTickLabels = \rotation startI -> Array.mapWithIndex (\i point -> 
-      let text = ("E" <> (toString (Int.toNumber (i + startI))))
+    axisTickLabels = \rotation startI inverted -> Array.mapWithIndex (\i point -> 
+      let index = if inverted 
+        then startI + definition.numTicks - 1 - i
+        else startI + i
+        in
+      --let index = direction * (i + startI) in
+      let text = ("E" <> (toString (Int.toNumber index)))
           angle = 0.0
           labelText = case Map.lookup (Tup.Tuple text definition.tickTextStyle) textDimensions of
             Maybe.Nothing -> Either.Left ("Failed to find '" <> text <> "' in dimensions map") 
@@ -224,9 +229,9 @@ ternaryGraph scale xOffset yOffset definition textDimensions = result
     )
 
     axis1TickLabels :: Array (Either.Either String XMLFragment)
-    axis1TickLabels = axisTickLabels 0.0 definition.axis1Start $ axis1TickStarts axis1TickLines
-    axis2TickLabels = axisTickLabels 0.0 definition.axis2Start $ axis2TickStarts axis2TickLines
-    axis3TickLabels = axisTickLabels 0.0 definition.axis3Start $ axis3TickStarts axis3TickLines
+    axis1TickLabels = axisTickLabels 0.0 definition.axis1Start true $ axis1TickStarts axis1TickLines
+    axis2TickLabels = axisTickLabels 0.0 definition.axis2Start false $ axis2TickStarts axis2TickLines
+    axis3TickLabels = axisTickLabels 0.0 definition.axis3Start true $ axis3TickStarts axis3TickLines
 
     labelFragmentsErr = Array.concat [axisTitlesSvg, axis1TickLabels, axis2TickLabels, axis3TickLabels]