diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## [0.6.0.2] - 2024-10-20
+
+### Changed
+
+* Fixed that configuration parsing errors were double-`show`n.
+
 ## [0.6.0.1] - 2024-10-18
 
 ### Added
diff --git a/opt-env-conf.cabal b/opt-env-conf.cabal
--- a/opt-env-conf.cabal
+++ b/opt-env-conf.cabal
@@ -5,7 +5,7 @@
 -- see: https://github.com/sol/hpack
 
 name:           opt-env-conf
-version:        0.6.0.1
+version:        0.6.0.2
 synopsis:       Settings parsing for Haskell: command-line arguments, environment variables, and configuration values.
 homepage:       https://github.com/NorfairKing/opt-env-conf#readme
 bug-reports:    https://github.com/NorfairKing/opt-env-conf/issues
diff --git a/src/OptEnvConf/Error.hs b/src/OptEnvConf/Error.hs
--- a/src/OptEnvConf/Error.hs
+++ b/src/OptEnvConf/Error.hs
@@ -113,7 +113,7 @@
         ParseErrorConfigRead md s ->
           ["Failed to parse configuration: "]
             : maybe [] renderConfDoc md
-            ++ [[chunk $ T.pack $ show s]]
+            ++ [[chunk $ T.pack s]]
         ParseErrorMissingCommand cs ->
           ["Missing command, available commands:"]
             : availableCommandsLines cs