diff --git a/src/routes/index.ts b/src/routes/index.ts
index 1e9c681..1854f7d 100644
--- a/src/routes/index.ts
+++ b/src/routes/index.ts
@@ -7,7 +7,6 @@ import {
 import { ExecutionResult, isRequestQuery, isFileTree } from '../types'
 import path from 'path'
 import {
-  addSasExtensionIfNotFound,
   getTmpFilesFolderPath,
   getTmpFolderPath,
   makeFilesNamesMap
@@ -63,7 +62,7 @@ router.get('/SASjsExecutor/do', async (req, res) => {
       .replace(new RegExp('/', 'g'), path.sep)
 
     // If no extension provided, add .sas extension
-    sasCodePath += addSasExtensionIfNotFound(sasCodePath)
+    sasCodePath += '.sas'
 
     await new ExecutionController()
       .execute(sasCodePath, undefined, undefined, { ...req.query })
@@ -96,7 +95,7 @@ router.post(
         .replace(new RegExp('/', 'g'), path.sep)
 
       // If no extension provided, add .sas extension
-      sasCodePath += addSasExtensionIfNotFound(sasCodePath)
+      sasCodePath += '.sas'
 
       let filesNamesMap = null
 
diff --git a/src/utils/file.ts b/src/utils/file.ts
index ead26e0..f819129 100644
--- a/src/utils/file.ts
+++ b/src/utils/file.ts
@@ -23,15 +23,4 @@ export const generateUniqueFileName = (fileName: string, extension = '') =>
     '-',
     new Date().getTime(),
     extension
-  ].join('')
-
-export const addSasExtensionIfNotFound = (value: string) => {
-  const extension = 'sas'
-  const valueSplit = value.split('.')
-
-  if (valueSplit.length < 2) return `.${extension}`
-
-  const hasExt = valueSplit[valueSplit.length - 1].length === 3
-
-  return !hasExt ? `.${extension}` : ''
-}
+  ].join('')
\ No newline at end of file
diff --git a/src/utils/spec/file.spec.ts b/src/utils/spec/file.spec.ts
deleted file mode 100644
index 07616ac..0000000
--- a/src/utils/spec/file.spec.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import { addSasExtensionIfNotFound } from '..'
-
-describe('file utils', () => {
-  it('should add extension if missing', async () => {
-    expect(addSasExtensionIfNotFound('test')).toEqual('.sas')
-    expect(addSasExtensionIfNotFound('test.test')).toEqual('.sas')
-    expect(addSasExtensionIfNotFound('test.sas')).toEqual('')
-    expect(addSasExtensionIfNotFound('test.test.test')).toEqual('.sas')
-    expect(addSasExtensionIfNotFound('test.test.test.sas')).toEqual('')
-  })
-})