diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 4.0.1.1
+
+*   Bump upper dependency on `base` so that Termonad is compatible with
+    GHC-8.10. [#172](https://github.com/cdepillabout/termonad/pull/172).
+    Thanks [@mimi1vx](https://github.com/mimi1vx)!
+
 ## 4.0.1.0
 
 *   Add Preferences link to context menu.  This is a convenient way to open the
diff --git a/termonad.cabal b/termonad.cabal
--- a/termonad.cabal
+++ b/termonad.cabal
@@ -1,5 +1,5 @@
 name:                termonad
-version:             4.0.1.0
+version:             4.0.1.1
 synopsis:            Terminal emulator configurable in Haskell
 description:
   Termonad is a terminal emulator configurable in Haskell.  It is extremely
@@ -62,8 +62,7 @@
                      , Termonad.Types
                      , Termonad.XML
   other-modules:       Paths_termonad
-  -- Termonad only supports GHC-8.8
-  build-depends:       base >= 4.13 && < 4.14
+  build-depends:       base >= 4.13 && < 5
                      , adjunctions
                      , classy-prelude
                      , colour