diff --git a/Blaze/Text/Int.hs b/Blaze/Text/Int.hs
--- a/Blaze/Text/Int.hs
+++ b/Blaze/Text/Int.hs
@@ -53,10 +53,11 @@
 -- This definition of the function is here PURELY to be used by ghci
 -- and those rare cases where GHC is being invoked without
 -- optimization, as otherwise the rewrite rules above should fire. The
--- test for "-0" catches an overflow if we render minBound.
+-- test for `(-i) == i` catches when we render minBound, in which case
+-- using `-i` would be wrong. An example is `-(-128 :: Int8) == -128`.
 integral i
     | i >= 0                 = nonNegative i
-    | toByteString b == "-0" = fromString (show i)
+    | (-i) == i              = fromString (show i)
     | otherwise              = b
   where b = minus `mappend` nonNegative (-i)
 {-# NOINLINE integral #-}
@@ -86,7 +87,9 @@
 {-# SPECIALIZE nonNegative :: Word16 -> Builder #-}
 {-# SPECIALIZE nonNegative :: Word32 -> Builder #-}
 {-# SPECIALIZE nonNegative :: Word64 -> Builder #-}
-nonNegative = go
+nonNegative x
+  | x < 0 = error $ "nonNegative: Called with negative number " ++ show (fromIntegral x :: Integer)
+  | otherwise = go x
   where
     go n | n < 10    = digit n
          | otherwise = go (n `quot` 10) `mappend` digit (n `rem` 10)
diff --git a/blaze-textual.cabal b/blaze-textual.cabal
--- a/blaze-textual.cabal
+++ b/blaze-textual.cabal
@@ -1,17 +1,16 @@
 name:            blaze-textual
-version:         0.2.2.1
+version:         0.2.3
 license:         BSD3
 license-file:    LICENSE
 category:        Text
 copyright:       Copyright 2011 MailRank, Inc.
 author:          Bryan O'Sullivan <bos@serpentine.com>
-maintainer:      Bryan O'Sullivan <bos@serpentine.com>
-               , Andrey Prokopenko <persiantiger@yandex.ru>
+maintainer:      Andrey Prokopenko <persiantiger@yandex.ru>
 stability:       experimental
 synopsis:        Fast rendering of common datatypes
 cabal-version:   1.12
-homepage:        http://github.com/bos/blaze-textual
-bug-reports:     http://github.com/bos/blaze-textual/issues
+homepage:        http://github.com/swamp-agr/blaze-textual
+bug-reports:     http://github.com/swamp-agr/blaze-textual/issues
 build-type:      Simple
 description:
     A library for efficiently rendering Haskell datatypes to
@@ -20,7 +19,7 @@
     /Note/: if you use GHCi or Template Haskell, please see the
     @README@ file for important details about building this package,
     and other packages that depend on it:
-    <https://github.com/bos/blaze-textual#readme>
+    <https://github.com/swamp-agr/blaze-textual#readme>
 
 extra-source-files:
     README.markdown
@@ -102,8 +101,4 @@
 
 source-repository head
   type:     git
-  location: http://github.com/bos/blaze-textual
-
-source-repository head
-  type:     mercurial
-  location: http://bitbucket.org/bos/blaze-textual
+  location: http://github.com/swamp-agr/blaze-textual
diff --git a/changelog.md b/changelog.md
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,8 @@
+0.2.3  2023-03-02
+
+* Fix incorrect minBound detection and `-128 :: Int8` (see [#12](https://github.com/swamp-agr/blaze-textual/pull/12)).
+
+
 0.2.2.1  2021-08-30
 
 * Restore support for GHC <9.