diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 ## [Unreleased]
 
+## [1.0.0.1] - 2024-07-20
+
+### Changed
+
+- Changed version bounds of `base` and `QuickCheck`.
+
 ## [1.0.0.0] - 2023-11-17
 
 This release would not have been possible without the tireless work of Stephen
diff --git a/table-layout.cabal b/table-layout.cabal
--- a/table-layout.cabal
+++ b/table-layout.cabal
@@ -6,7 +6,7 @@
 -- PVP summary:      +-+------- breaking API changes
 --                   | | +----- non-breaking API additions
 --                   | | | +--- code changes with no API change
-version:             1.0.0.0
+version:             1.0.0.1
 
 synopsis:            Format tabular data as grid or table.
 
@@ -93,7 +93,7 @@
                        MultiWayIf
   
   -- Other library packages from which modules are imported.
-  build-depends:       base >=4.9 && <4.19,
+  build-depends:       base >=4.9 && <4.21,
                        data-default-class >=0.1.2 && < 0.2,
                        doclayout >=0.3 && <0.5,
                        text
@@ -105,7 +105,7 @@
 
 executable table-layout-test-styles
   main-is:             Test.hs
-  build-depends:       base >=4.9 && <4.19,
+  build-depends:       base >=4.9 && <4.21,
                        data-default-class >=0.1.2 && < 0.2,
                        doclayout >=0.3 && <0.5,
                        text
@@ -145,8 +145,8 @@
   type:                exitcode-stdio-1.0
   hs-source-dirs:      test-suite, src
   main-is:             Spec.hs
-  build-depends:       base >=4.9 && <4.19,
-                       QuickCheck >=2.8 && < 2.15,
+  build-depends:       base >=4.9 && <4.21,
+                       QuickCheck >=2.8 && < 2.16,
                        HUnit >=1.3,
                        data-default-class >=0.1.2 && < 0.2,
                        doclayout >=0.3 && <0.5,