diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1d4f089..0d2a487 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,9 @@
 See also: the list of [code releases] and [closed milestones].
 
-### (0.0.2.1)
+### [0.0.2.1]
 
-* Add figures to documentation.
+* Add [test figure] to documentation.
+* Minor corrections to documentation.
 
 ### [0.0.2.0]
 
@@ -35,9 +36,11 @@ Initial Hackage version. First upload of package to Hackage,
 without ([successful](https://hackage.haskell.org/package/crypto-enigma-0.0.1.3/reports/1)) Hacakge-built documentation.
 Stable enough for use, but not reviewed.
 
+[test figure]: https://hackage.haskell.org/package/crypto-enigma/docs/Crypto-Enigma-Display.html#showEnigmaConfigInternalFIG
 [build checks]: https://travis-ci.org/orome/crypto-enigma/branches
 [code releases]: https://github.com/orome/crypto-enigma/releases
 [closed milestones]: https://github.com/orome/crypto-enigma/milestones?state=closed
+[0.0.2.1]: https://github.com/orome/crypto-enigma/releases/tag/0.0.2.1
 [0.0.2.0]: https://github.com/orome/crypto-enigma/releases/tag/0.0.2.0
 [0.0.1.7]: https://github.com/orome/crypto-enigma/releases/tag/0.0.1.7
 [0.0.1.6]: https://github.com/orome/crypto-enigma/releases/tag/0.0.1.6
diff --git a/Crypto/Enigma/Display.hs b/Crypto/Enigma/Display.hs
index 0d15e01..9462f4d 100644
--- a/Crypto/Enigma/Display.hs
+++ b/Crypto/Enigma/Display.hs
@@ -174,6 +174,8 @@ showEnigmaConfig ec ch = fmt ch' (markedMapping (locCar ch' enc enc) enc)
 --   Note that (as follows from 'Mapping') the position of the marked letter at each stage is the alphabetic position
 --   of the marked letter at the previous stage.
 --
+--   This can be represented schematically (with input arriving and outupt exiting on the right) as #showEnigmaConfigInternalFIG#
+--
 --   <<figs/configinternal.jpg>>
 showEnigmaConfigInternal :: EnigmaConfig -> Char -> String
 showEnigmaConfigInternal ec ch =
diff --git a/crypto-enigma.cabal b/crypto-enigma.cabal
index c668455..3f915d7 100644
--- a/crypto-enigma.cabal
+++ b/crypto-enigma.cabal
@@ -41,11 +41,11 @@ source-repository head
         location:       git://github.com/orome/crypto-enigma.git
         branch:         develop
 
---source-repository this
---        type:           git
---        location:       git://github.com/orome/crypto-enigma.git
---        branch:         hackage
---        tag:            0.0.2.1
+source-repository this
+        type:           git
+        location:       git://github.com/orome/crypto-enigma.git
+        branch:         hackage
+        tag:            0.0.2.1
 
 library
     -- default-extensions: Trustworthy