diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,14 @@
 
 ## [Unreleased]
 
+## [1.4.0] - 2025-05-19
+
+### Added
+- Support GHC-9.12
+
+### Removed
+- Support GHC-9.0, GHC-9.2
+
 ## [1.3.1] - 2024-11-24
 
 ### Added
@@ -63,7 +71,8 @@
 ### Added
 - First version of webgear-openapi
 
-[Unreleased]: https://github.com/haskell-webgear/webgear/compare/v1.3.1...HEAD
+[Unreleased]: https://github.com/haskell-webgear/webgear/compare/v1.4.0...HEAD
+[1.4.0]: https://github.com/haskell-webgear/webgear/releases/tag/v1.4.0
 [1.3.1]: https://github.com/haskell-webgear/webgear/releases/tag/v1.3.1
 [1.3.0]: https://github.com/haskell-webgear/webgear/releases/tag/v1.3.0
 [1.2.0]: https://github.com/haskell-webgear/webgear/releases/tag/v1.2.0
diff --git a/webgear-openapi.cabal b/webgear-openapi.cabal
--- a/webgear-openapi.cabal
+++ b/webgear-openapi.cabal
@@ -1,7 +1,7 @@
 cabal-version:       2.4
 
 name:                webgear-openapi
-version:             1.3.1
+version:             1.4.0
 synopsis:            Composable, type-safe library to build HTTP API servers
 description:
     WebGear is a library to for building composable, type-safe HTTP API servers.
@@ -11,7 +11,7 @@
 bug-reports:         https://github.com/haskell-webgear/webgear/issues
 author:              Raghu Kaippully
 maintainer:          rkaippully@gmail.com
-copyright:           2020-2024 Raghu Kaippully
+copyright:           2020-2025 Raghu Kaippully
 license:             MPL-2.0
 license-file:        LICENSE
 category:            Web
@@ -57,8 +57,8 @@
                       LambdaCase
                       MultiParamTypeClasses
                       NamedFieldPuns
-                      OverloadedStrings
                       OverloadedLists
+                      OverloadedStrings
                       PolyKinds
                       RankNTypes
                       RecordWildCards
@@ -70,27 +70,25 @@
                       TypeFamilies
                       TypeOperators
   build-depends:      arrows ==0.4.*
-                    , base >=4.13.0.0 && <4.21
+                    , base >=4.17.0.0 && <4.22
                     , http-media ==0.8.*
                     , http-types ==0.12.*
                     , insert-ordered-containers ==0.2.*
-                    , lens >=4.18.1 && <5.4
+                    , lens >=5.2 && <5.4
                     , mtl >=2.2 && <2.4
-                    , openapi3 >=3.1.0 && <3.3
-                    , text >=1.2.0.0 && <2.2
-                    , webgear-core ^>=1.3.1
+                    , openapi3 >=3.2.0 && <3.3
+                    , text >=2.0 && <2.2
+                    , webgear-core ^>=1.4.0
   ghc-options:        -Wall
-                      -Wno-unticked-promoted-constructors
                       -Wcompat
                       -Widentities
                       -Wincomplete-record-updates
                       -Wincomplete-uni-patterns
+                      -Wmissing-deriving-strategies
                       -Wmissing-fields
                       -Wmissing-home-modules
-                      -Wmissing-deriving-strategies
+                      -Wno-unticked-promoted-constructors
                       -Wpartial-fields
                       -Wredundant-constraints
+                      -Wunused-packages
                       -fshow-warning-groups
-
-  if impl(ghc >= 8.10)
-    ghc-options:      -Wunused-packages