diff --git a/CHANGES b/CHANGES
--- a/CHANGES
+++ b/CHANGES
@@ -62,3 +62,9 @@
 
 0.1.3.5:
 		* fixed .cabal repository line
+
+0.1.4:
+		* fix finding min/max of MinMax series
+		* fix bar width for Candle/Whisker
+		* fix x coordinate of Whisker
+		* change bar width for Bar
diff --git a/lib/Graphics/Rendering/Plot/Figure/Plot.hs b/lib/Graphics/Rendering/Plot/Figure/Plot.hs
--- a/lib/Graphics/Rendering/Plot/Figure/Plot.hs
+++ b/lib/Graphics/Rendering/Plot/Figure/Plot.hs
@@ -267,8 +267,10 @@
 findMinMax (AbsPoints _ x) (OrdFunction _ f _) = let v = mapVector f x
                                              in (minElement v,maxElement v)
                                            -- what if errors go beyond plot?
-findMinMax _ (OrdPoints _ y _)    = let o = getOrdData y
-                                  in (minElement o,maxElement o)
+findMinMax _ (OrdPoints _ (Plain o) _)    = (minElement o,maxElement o)
+findMinMax _ (OrdPoints _ (Error o _) _)  = (minElement o,maxElement o)
+findMinMax _ (OrdPoints _ (MinMax (o,p) _) _) = (Prelude.min (minElement o) (minElement p)
+                                                ,Prelude.max (maxElement o) (maxElement p))
 
 abscMinMax :: Abscissae -> (Double,Double)
 abscMinMax AbsFunction        = defaultXAxisSideLowerRange
diff --git a/lib/Graphics/Rendering/Plot/Render/Plot/Data.hs b/lib/Graphics/Rendering/Plot/Render/Plot/Data.hs
--- a/lib/Graphics/Rendering/Plot/Render/Plot/Data.hs
+++ b/lib/Graphics/Rendering/Plot/Render/Plot/Data.hs
@@ -316,9 +316,10 @@
                                          case s of
                                                 Nothing -> C.moveTo ((t @> xmin_ix)*xscale) (((fst $ y) @> xmin_ix)*yscale)
                                                 Just s' -> s'
+
                                          _ <- runMaybeT $ mapVectorWithIndexM_ (\i t' -> do
                                             when (i >= xmin_ix && i `mod` diff == 0)
-                                                     (renderMinMaxSample i xmax_ix t' (f xscale yscale) (e xscale yscale) y)
+                                              (renderMinMaxSample i xmax_ix t' (f xscale yscale) (e xscale yscale) y)
                                             return ()) t
                                          return ()
 
@@ -399,8 +400,7 @@
 renderBarSample :: Width -> Color -> Color -> Double -> Double -> Double -> Double -> C.Render ()
 renderBarSample bw c bc xscale yscale x y = do
   setColour bc
-  let bw' = bw*xscale
-  C.rectangle ((x*xscale)-bw'/2) 0 bw' (y*yscale)
+  C.rectangle ((x*xscale)-bw/2) 0 bw (y*yscale)
   C.strokePreserve
   setColour c
   C.fill
@@ -427,33 +427,30 @@
 renderCandleSample bw c bc xscale yscale x (yl,yu) = do
   setColour bc
   let (yl',yu') = (yl*yscale,yu*yscale)
-      bw' = bw*xscale
-  C.rectangle ((x*xscale)-bw'/2) yl' bw' (yu'-yl')
+  C.rectangle ((x*xscale)-bw/2) yl' bw (yu'-yl')
   C.strokePreserve
-  --liftIO $ putStrLn $ (show yl') ++ " " ++ (show yu')
   if (yl < yu)
      then do
        setColour c
      else do
        C.setSourceRGBA 1 1 1 1
-       C.fill
+  C.fill
 
 endCandleSample :: Double -> Double -> C.Render ()
 endCandleSample _ _ = return ()
 
 renderWhiskerSample :: Width -> Color -> Color → Bool -> Double -> Double -> Double -> (Double,Double) -> C.Render ()
-renderWhiskerSample bw _ bc whiskers x xscale yscale (yl,yu) = do
+renderWhiskerSample bw _ bc whiskers xscale yscale x (yl,yu) = do
   setColour bc
   let (x',yl',yu') = (x*xscale,yl*yscale,yu*yscale)
-      bw' = bw*xscale
   C.moveTo x' yl'
   C.lineTo x' yu'
   if whiskers
      then do
-       C.moveTo (x'-bw'/2) yu'
-       C.lineTo (x'+bw'/2) yu'
-       C.moveTo (x'-bw'/2) yl'
-       C.lineTo (x'+bw'/2) yl'
+       C.moveTo (x'-bw/2) yu'
+       C.lineTo (x'+bw/2) yu'
+       C.moveTo (x'-bw/2) yl'
+       C.lineTo (x'+bw/2) yl'
      else return ()
   C.stroke
 
diff --git a/plot.cabal b/plot.cabal
--- a/plot.cabal
+++ b/plot.cabal
@@ -1,5 +1,5 @@
 Name:                plot
-Version:             0.1.3.5
+Version:             0.1.4
 License:             BSD3
 License-file:        LICENSE
 Copyright:           (c) A.V.H. McPhail 2010