diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,9 +2,16 @@
 
 `hslua-classes` uses [PVP Versioning][].
 
+## hslua-classes-2.2.0
+
+Released 2022-02-19.
+
+-   Relaxed upper bounds, allowing hslua-core-2.2.0 and
+    hslua-marshalling-2.2.0.
+
 ## hslua-classes-2.1.0
 
-Released 29-01-2022.
+Released 2022-01-29.
 
 -   Updated to hslua-core 2.1 and hslua-marshalling 2.1.
 
diff --git a/hslua-classes.cabal b/hslua-classes.cabal
--- a/hslua-classes.cabal
+++ b/hslua-classes.cabal
@@ -1,6 +1,6 @@
 cabal-version:       2.2
 name:                hslua-classes
-version:             2.1.0
+version:             2.2.0
 synopsis:            Type classes for HsLua
 description:         Type classes for convenient marshalling and calling of
                      Lua functions.
@@ -37,8 +37,8 @@
                      , bytestring        >= 0.10.2 && < 0.12
                      , containers        >= 0.5.9  && < 0.7
                      , exceptions        >= 0.8    && < 0.11
-                     , hslua-core        >= 2.1    && < 2.2
-                     , hslua-marshalling >= 2.1    && < 2.2
+                     , hslua-core        >= 2.1    && < 2.3
+                     , hslua-marshalling >= 2.1    && < 2.3
                      , text              >= 1.2    && < 2.1
   ghc-options:         -Wall
                        -Wincomplete-record-updates