diff --git a/chart-unit.cabal b/chart-unit.cabal
--- a/chart-unit.cabal
+++ b/chart-unit.cabal
@@ -5,7 +5,7 @@
 -- hash: c39db1e3a55127346b3e41e1ba315b1d704563184f7b39b9a3885f64e76b4387
 
 name:           chart-unit
-version:        0.6.0.0
+version:        0.6.0.1
 synopsis:       Native haskell charts.
 description:    .
                 <<https://tonyday567.github.io/other/mainExample.svg>>
@@ -30,9 +30,9 @@
 license:        BSD3
 license-file:   LICENSE
 build-type:     Simple
-cabal-version:  >= 1.10
+cabal-version:  >= 1.18
 
-extra-source-files:
+extra-doc-files:
     other/arrowChart_Example.svg
     other/arrowHudExample.svg
     other/arrowsExample.svg
@@ -84,6 +84,8 @@
     other/textsExample.svg
     other/timeExample.svg
     other/withHudExample.svg
+
+extra-source-files:
     stack.yaml
 
 source-repository head
diff --git a/stack.yaml b/stack.yaml
--- a/stack.yaml
+++ b/stack.yaml
@@ -5,4 +5,4 @@
 
 extra-deps:
   - generic-lens-labels-0.1.0.2
-  - numhask-histogram-0.0.0.1
+  - numhask-histogram-0.0.1.0