diff --git a/library/TextBuilderDev.hs b/library/TextBuilderDev.hs
--- a/library/TextBuilderDev.hs
+++ b/library/TextBuilderDev.hs
@@ -97,10 +97,10 @@
 -- Evidence that there exists an unambiguous way to convert
 -- a type to and from "TextBuilder".
 --
--- Unlike typical conversion classes this class is lawful.
+-- Unlike conversion classes from other libs this class is lawful.
 -- The law is:
 --
--- @a == "fromTextBuilder" ("toTextBuilder" a)@
+-- @fromTextBuilder . toTextBuilder = id@
 --
 -- This class does not provide implicit rendering,
 -- such as from integer to its decimal representation.
diff --git a/text-builder-dev.cabal b/text-builder-dev.cabal
--- a/text-builder-dev.cabal
+++ b/text-builder-dev.cabal
@@ -1,7 +1,7 @@
 cabal-version: 3.0
 
 name: text-builder-dev
-version: 0.3.0.1
+version: 0.3.0.2
 category: Text
 synopsis: Edge of developments for "text-builder"
 description: