diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,12 @@
 # Changelog
 
-## Unreleased
+## 2.0.1 (2022-04-26)
+
+#### Added
+
+- GHC 9 support.
+
+## 2.0.0 (2021-06-04)
 
 This release sees the extension of this library to understand heading
 timestamps, TODOs, priorities, and `PROPERTIES` drawers.
diff --git a/org-mode.cabal b/org-mode.cabal
--- a/org-mode.cabal
+++ b/org-mode.cabal
@@ -1,6 +1,6 @@
 cabal-version:      2.2
 name:               org-mode
-version:            2.0.0
+version:            2.0.1
 synopsis:           Parser for Emacs org-mode files.
 description:        Parser for Emacs org-mode files.
 category:           Data
@@ -37,7 +37,7 @@
     , containers          >=0.6
     , filepath
     , hashable            >=1.2 && <1.4
-    , parser-combinators  >=1.1 && <1.3
+    , parser-combinators  >=1.1 && <1.4
     , time                >=1.9
 
 test-suite org-mode-test
@@ -48,6 +48,6 @@
   ghc-options:    -threaded -rtsopts -with-rtsopts=-N
   build-depends:
     , org-mode
-    , tasty        ^>=1.2
+    , tasty        >=1.2 && < 1.5
     , tasty-hunit  ^>=0.10
     , time         >=1.9