diff --git a/src/core/ctx.ts b/src/core/ctx.ts
index c9d313e..ff54244 100644
--- a/src/core/ctx.ts
+++ b/src/core/ctx.ts
@@ -78,7 +78,7 @@ ${dts}`.trim()}\n`
 
   const multilineCommentsRE = /\/\*.*?\*\//gms
   const singlelineCommentsRE = /\/\/.*$/gm
-  const dtsReg = /declare\s+global\s*{(.*?)}/s
+  const dtsReg = /declare\s+global\s*{(.*?)[\n\r]}/s
   function parseDTS(dts: string) {
     dts = dts
       .replace(multilineCommentsRE, '')
diff --git a/test/dts.increase.test.ts b/test/dts.increase.test.ts
index e2cc151..19c2109 100644
--- a/test/dts.increase.test.ts
+++ b/test/dts.increase.test.ts
@@ -15,4 +15,6 @@ it('dts', async () => {
   expect(dtsContent).toContain('AAA')
   expect(dtsContent).toContain('BBB')
   expect(dtsContent).toContain('$$')
+  expect(dtsContent).toContain('customFile')
+  expect(dtsContent).toContain('customFile1')
 })
diff --git a/test/tmp/dts.increase.d.ts b/test/tmp/dts.increase.d.ts
index 7f3e83b..d5d9f5d 100644
--- a/test/tmp/dts.increase.d.ts
+++ b/test/tmp/dts.increase.d.ts
@@ -9,6 +9,8 @@ declare global {
   const $: typeof import('vue/macros')['$']
   const AAA: typeof import('xxx/es')['AAA']
   const BBB: typeof import('xxx/es')['BBB']
+  const customFile: typeof import('../src/openapi/system/user/{id}/index')['customFile']
+  const customFile1: typeof import('../src/openapi/system/user/{ id   }/index')['customFile']
 }
 // for type re-export
 declare global {