diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,3 +3,7 @@
 ## 0.1.0.0 -- 2023-09-26
 
 * First version.
+
+## 0.2.0.0 -- 2023-10-10
+
+* Boradening range of base
diff --git a/FiniteCategoriesGraphViz.cabal b/FiniteCategoriesGraphViz.cabal
--- a/FiniteCategoriesGraphViz.cabal
+++ b/FiniteCategoriesGraphViz.cabal
@@ -14,7 +14,7 @@
 -- PVP summary:      +-+------- breaking API changes
 --                   | | +----- non-breaking API additions
 --                   | | | +--- code changes with no API change
-version:            0.1.0.0
+version:            0.2.0.0
 
 -- A short (one-line) description of the package.
 synopsis: Transform objects of the package FiniteCategories into graphs using GraphViz.
@@ -64,7 +64,7 @@
     other-extensions: MultiParamTypeClasses, FunctionalDependencies, UndecidableInstances, FlexibleInstances
 
     -- Other library packages from which modules are imported.
-    build-depends:      base             >= 4.18.0.0 && < 4.19,
+    build-depends:      base             >= 4 && < 5,
                         containers       >= 0.6.4 && < 0.7,
                         directory        >= 1.3.6 && < 1.4,
                         filepath         >= 1.4.2 && < 1.5,
@@ -73,8 +73,8 @@
                         text             >= 1.0 && < 2.2,
                         process          >= 1.6.11 && < 1.7,
                         random           >= 1.2.1 && < 1.3,
-                        WeakSets         >= 1.4.0.1 && < 1.4.0.2,
-                        FiniteCategories >= 0.3.0.1 && < 0.4.0.0,
+                        WeakSets         >= 1.5.0.0 && < 1.6,
+                        FiniteCategories >= 0.5.0.0 && < 0.6.0.0,
 
     -- Directories containing source files.
     hs-source-dirs:   src
@@ -98,7 +98,7 @@
 
     -- Test dependencies.
     build-depends:      FiniteCategoriesGraphViz,
-                        base             >= 4.18.0.0 && < 4.19,
+                        base             >= 4 && < 5,
                         containers       >= 0.6.4 && < 0.7,
                         directory        >= 1.3.6 && < 1.4,
                         filepath         >= 1.4.2 && < 1.5,
@@ -107,6 +107,6 @@
                         text             >= 1.0 && < 2.2,
                         process          >= 1.6.11 && < 1.7,
                         random           >= 1.2.1 && < 1.3,
-                        WeakSets         >= 1.4.0.0 && < 1.4.0.2,
-                        FiniteCategories >= 0.3.0.1 && < 0.4.0.0,
+                        WeakSets         >= 1.5.0.0 && < 1.6,
+                        FiniteCategories >= 0.5.0.0 && < 0.6.0.0,
     -- other-modules: