diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a9b1ed33..d1615b0b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,9 +4,11 @@ on:
   push:
     branches:
       - main
+      - 'v*'
   pull_request:
     branches:
       - main
+      - 'v*'
 
 jobs:
   lint:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 162eb2a2..67873b89 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+## [1.16.1](https://github.com/unjs/unplugin/compare/v1.16.0...v1.16.1) (2025-01-08)
+
+
+### Bug Fixes
+
+* **esbuild:** pass original build for custom esbuild setup ([24a7188](https://github.com/unjs/unplugin/commit/24a7188665d1bb420993e0601c9ef135599a140c))
+
+
+
 # [1.16.0](https://github.com/unjs/unplugin/compare/v1.15.0...v1.16.0) (2024-11-14)
 
 
diff --git a/package.json b/package.json
index c0fa6cee..533f52c5 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "unplugin",
   "type": "commonjs",
-  "version": "1.16.0",
+  "version": "1.16.1",
   "packageManager": "pnpm@8.15.9",
   "description": "Unified plugin system for build tools",
   "license": "MIT",
diff --git a/src/esbuild/index.ts b/src/esbuild/index.ts
index b2a63cc3..f4fa0748 100644
--- a/src/esbuild/index.ts
+++ b/src/esbuild/index.ts
@@ -71,7 +71,7 @@ export function getEsbuildPlugin<UserOptions = Record<string, never>>(
             loader.options ||= _options
             loader.onTransformCb = callback
           },
-        } as EsbuildPluginBuild)
+        } as EsbuildPluginBuild, build)
 
         // skip if no load & transform hooks
         if (loader.onLoadCb || loader.onTransformCb)
@@ -140,9 +140,9 @@ export function getEsbuildPlugin<UserOptions = Record<string, never>>(
 }
 
 function buildSetup(meta: UnpluginContextMeta & { framework: 'esbuild' }) {
-  return (plugin: UnpluginOptions): EsbuildPlugin['setup'] => {
-    return (_build) => {
-      const build = meta.build = _build as EsbuildPluginBuild
+  return (plugin: UnpluginOptions) => {
+    return (build: EsbuildPluginBuild, rawBuild: PluginBuild) => {
+      meta.build = build
       const context = createBuildContext(build)
       const { onStart, onEnd, onResolve, onLoad, onTransform, initialOptions } = build
 
@@ -306,7 +306,7 @@ function buildSetup(meta: UnpluginContextMeta & { framework: 'esbuild' }) {
       }
 
       if (plugin.esbuild?.setup)
-        return plugin.esbuild.setup(meta.build)
+        return plugin.esbuild.setup(rawBuild)
     }
   }
 }
diff --git a/src/types.ts b/src/types.ts
index 1e4fd1e3..180e6c59 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -1,6 +1,6 @@
 import type { CompilationContext as FarmCompilationContext, JsPlugin as FarmPlugin } from '@farmfe/core'
 import type { Compilation as RspackCompilation, Compiler as RspackCompiler, LoaderContext as RspackLoaderContext, RspackPluginInstance } from '@rspack/core'
-import type { BuildOptions, Plugin as EsbuildPlugin, Loader } from 'esbuild'
+import type { BuildOptions, Plugin as EsbuildPlugin, Loader, PluginBuild } from 'esbuild'
 import type { Plugin as RolldownPlugin } from 'rolldown'
 import type { AstNode, EmittedAsset, PluginContextMeta as RollupContextMeta, Plugin as RollupPlugin, SourceMapInput } from 'rollup'
 import type { Plugin as VitePlugin } from 'vite'
@@ -90,7 +90,7 @@ export interface UnpluginOptions {
     // using regexp in esbuild improves performance
     onResolveFilter?: RegExp
     onLoadFilter?: RegExp
-    setup?: (build: EsbuildPluginBuild) => void | Promise<void>
+    setup?: (build: PluginBuild) => void | Promise<void>
     loader?: Loader | ((code: string, id: string) => Loader)
     config?: (options: BuildOptions) => void
   }