diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2f4f4f8..1318a8d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ The format is based on
 and this project adheres to
 [Haskell Package Versioning Policy](https://pvp.haskell.org/).
 
+## [Unreleased]
+### Added
+- `ToGraphQL` and `FromGraphQL` instances for `Word`.
+
 ## [1.0.1.0] - 2023-02-17
 ### Added
 - `ToGraphQL` and `FromGraphQL` typeclasses with instances for basic types.
@@ -16,4 +20,5 @@ and this project adheres to
 - JSON serialization.
 - Test helpers.
 
+[Unreleased]: https://www.caraus.tech/projects/pub-graphql-spice/repository/28/diff?rev=master&rev_to=v1.0.1.0
 [1.0.1.0]: https://www.caraus.tech/projects/pub-graphql-spice/repository/28/diff?rev=v1.0.1.0&rev_to=v1.0.0.0
diff --git a/graphql-spice.cabal b/graphql-spice.cabal
index 78e9594..2a709bd 100644
--- a/graphql-spice.cabal
+++ b/graphql-spice.cabal
@@ -3,7 +3,7 @@ cabal-version:      2.4
 name:               graphql-spice
 version:            1.0.1.0
 synopsis:           GraphQL with batteries
-description:        Various extensions and convenience functions  for the core
+description:        Various extensions and convenience functions for the core
                     graphql package.
 category:           Language
 homepage:           https://www.caraus.tech/projects/pub-graphql-spice
diff --git a/src/Language/GraphQL/Class.hs b/src/Language/GraphQL/Class.hs
index 3f52a13..b363fd0 100644
--- a/src/Language/GraphQL/Class.hs
+++ b/src/Language/GraphQL/Class.hs
@@ -14,6 +14,7 @@ module Language.GraphQL.Class
 import Data.Foldable (toList)
 import Data.Int (Int8, Int16, Int32, Int64)
 import Data.Text (Text)
+import Data.Word (Word8, Word16, Word32, Word64)
 import qualified Data.Text.Read as Text.Read
 import Data.Vector (Vector)
 import qualified Data.Vector as Vector
@@ -50,6 +51,21 @@ instance ToGraphQL Int32 where
 instance ToGraphQL Int64 where
     toGraphQL = Type.Int . fromIntegral
 
+instance ToGraphQL Word where
+    toGraphQL = Type.Int . fromIntegral
+
+instance ToGraphQL Word8 where
+    toGraphQL = Type.Int . fromIntegral
+
+instance ToGraphQL Word16 where
+    toGraphQL = Type.Int . fromIntegral
+
+instance ToGraphQL Word32 where
+    toGraphQL = Type.Int . fromIntegral
+
+instance ToGraphQL Word64 where
+    toGraphQL = Type.Int . fromIntegral
+
 instance ToGraphQL a => ToGraphQL [a] where
     toGraphQL = Type.List . fmap toGraphQL
 
@@ -87,6 +103,21 @@ instance FromGraphQL Int32 where
 instance FromGraphQL Int64 where
     fromGraphQL = fromGraphQLToIntegral
 
+instance FromGraphQL Word where
+    fromGraphQL = fromGraphQLToIntegral
+
+instance FromGraphQL Word8 where
+    fromGraphQL = fromGraphQLToIntegral
+
+instance FromGraphQL Word16 where
+    fromGraphQL = fromGraphQLToIntegral
+
+instance FromGraphQL Word32 where
+    fromGraphQL = fromGraphQLToIntegral
+
+instance FromGraphQL Word64 where
+    fromGraphQL = fromGraphQLToIntegral
+
 instance FromGraphQL a => FromGraphQL [a] where
     fromGraphQL (Type.List value) = traverse fromGraphQL value
     fromGraphQL _ = Nothing