diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -2,6 +2,10 @@
 
 ## Unreleased changes
 
+## 1.0.0.1 -- 2026-02-08
+
+* Fix for missing test config file in distributed tarball.
+
 ## 1.0.0.0 -- 2026-01-27
 
 * First released version after many years of internal use.
diff --git a/henforcer.cabal b/henforcer.cabal
--- a/henforcer.cabal
+++ b/henforcer.cabal
@@ -1,7 +1,7 @@
 cabal-version: 3.4
 
 name:           henforcer
-version:        1.0.0.0
+version:        1.0.0.1
 synopsis:       GHC plugin to enforce user specified rules on code.
 description:    Please see the README on GitHub at <https://github.com/flipstone/henforcer#readme>
 category:       Development, Compiler Plugin, static-analysis
@@ -15,6 +15,7 @@
 build-type:     Simple
 extra-source-files:
     README.md
+    test/test-config.toml
 extra-doc-files:
     ChangeLog.md
 
diff --git a/test/test-config.toml b/test/test-config.toml
new file mode 100644
--- /dev/null
+++ b/test/test-config.toml
@@ -0,0 +1,65 @@
+# This is a configuration file used as part of the test suite.
+[forAnyModule]
+allowedOpenUnaliasedImports = 3
+maximumExportsPlusHeaderUndocumented = 3
+minimumExportsPlusHeaderDocumented = 3
+maximumExportsWithoutSince = 3
+minimumExportsWithSince = 3
+moduleHeaderCopyrightMustExistNonEmpty = true
+moduleHeaderDescriptionMustExistNonEmpty = true
+moduleHeaderLicenseMustExistNonEmpty = true
+moduleHeaderMaintainerMustExistNonEmpty = true
+encapsulatedTrees = [ "Service.ThirdPartyPetsSite"]
+treeDependencies = [ {moduleTree = "Control.Monad", dependencies = ["PetStore"]} ]
+allowedAliasUniqueness = { allAliasesUniqueExcept = [ "Export" ] }
+
+[[forAnyModule.allowedQualifications]]
+module = "UnliftIO"
+[[forAnyModule.allowedQualifications.importScheme]]
+qualified = { qualifiedPre = true, qualifiedPost = true }
+alias = "Foo"
+packageQualified = "unliftio"
+
+[[forPatternModules]]
+pattern = "Pattern*.Module.**"
+allowedOpenUnaliasedImports = 2
+maximumExportsPlusHeaderUndocumented = 2
+minimumExportsPlusHeaderDocumented = 2
+maximumExportsWithoutSince = 2
+minimumExportsWithSince = 2
+moduleHeaderCopyrightMustExistNonEmpty = false
+moduleHeaderDescriptionMustExistNonEmpty = false
+moduleHeaderLicenseMustExistNonEmpty = false
+moduleHeaderMaintainerMustExistNonEmpty = false
+
+[[forPatternModules]]
+# Note this will not be applied to Pattern2.Module! The following pattern overlaps with the above
+# and the first matching pattern rule is the one that will win.
+pattern = "Pattern2*.Module.**"
+maximumExportsPlusHeaderUndocumented = 20
+minimumExportsPlusHeaderDocumented = 20
+maximumExportsWithoutSince = 20
+minimumExportsWithSince = 20
+moduleHeaderCopyrightMustExistNonEmpty = true
+moduleHeaderDescriptionMustExistNonEmpty = true
+moduleHeaderLicenseMustExistNonEmpty = true
+moduleHeaderMaintainerMustExistNonEmpty = true
+allowedOpenUnaliasedImports = 20
+treeDependencies = [ {moduleTree = "Control.Monad", dependencies = ["PetStore"]} ]
+
+[[forPatternModules]]
+pattern = "WithIgnoresPattern*.Module.**"
+[forPatternModules.rulesToIgnore]
+all = true
+
+[[forSpecifiedModules]]
+module = "PatternMatchedButSpecifiedWins.Module"
+maximumExportsPlusHeaderUndocumented = 20
+minimumExportsPlusHeaderDocumented = 20
+maximumExportsWithoutSince = 20
+minimumExportsWithSince = 20
+moduleHeaderCopyrightMustExistNonEmpty = true
+moduleHeaderDescriptionMustExistNonEmpty = true
+moduleHeaderLicenseMustExistNonEmpty = true
+moduleHeaderMaintainerMustExistNonEmpty = true
+allowedOpenUnaliasedImports = 20