diff --git a/extension.js b/extension.js
index 212a597..617a4e8 100644
--- a/extension.js
+++ b/extension.js
@@ -2,14 +2,10 @@ const autocloaking = require('./lib/autocloaking')
 const autocompletion = require('./lib/autocompletion')
 const commands = require('./lib/commands')
 const peeking = require('./lib/peeking')
-const fileAssociations = require('./lib/fileAssociations')
 
 async function activate (context) {
   console.log('Dotenv is active')
 
-  console.log('Set file associations')
-  fileAssociations.run()
-
   console.log('Load autocompletion')
   await autocompletion.run(context)
 
diff --git a/lib/fileAssociations.js b/lib/fileAssociations.js
deleted file mode 100644
index 2171cf7..0000000
--- a/lib/fileAssociations.js
+++ /dev/null
@@ -1,9 +0,0 @@
-const settings = require('./settings')
-
-const run = function () {
-  settings.populateFileAssociations()
-
-  return true
-}
-
-module.exports.run = run
diff --git a/lib/settings.js b/lib/settings.js
index b012a45..b42e955 100644
--- a/lib/settings.js
+++ b/lib/settings.js
@@ -10,19 +10,6 @@ const enableSecretpeekingKey = 'dotenv.enableSecretpeeking'
 // other settings from vscode or other extensions
 const editorTokenColorCustomizationsKey = 'editor.tokenColorCustomizations'
 
-// actions
-async function populateFileAssociations () {
-  const fileAssociationsKeys = 'files.associations'
-
-  const existingFileAssociations = userConfig().get(fileAssociationsKeys) || {}
-
-  existingFileAssociations['.env*'] = 'dotenv'
-
-  await userConfig().update(fileAssociationsKeys, existingFileAssociations, vscode.ConfigurationTarget.Global)
-
-  return true
-}
-
 async function autocloakingOff () {
   await userConfig().update(enableAutocloakingKey, false, vscode.ConfigurationTarget.Global)
   return false
@@ -125,7 +112,6 @@ module.exports.autocloakingOff = autocloakingOff
 module.exports.autocloakingOn = autocloakingOn
 module.exports.mask = mask
 module.exports.unmask = unmask
-module.exports.populateFileAssociations = populateFileAssociations
 
 // settings
 module.exports.autocloakingEnabled = autocloakingEnabled
diff --git a/package.json b/package.json
index a86e85b..9b008ae 100644
--- a/package.json
+++ b/package.json
@@ -107,58 +107,19 @@
           "dotenv-vault"
         ],
         "extensions": [
-          ".env",
-          ".env.vault",
-          ".env.me",
-          ".flaskenv",
-          ".env-sample",
-          ".env.sample",
-          ".env.example",
-          ".env.local",
-          ".env.dev",
-          ".env.dev.local",
-          ".env.build",
-          ".env.build.local",
-          ".env.development",
-          ".env.development.local",
-          ".env.test",
-          ".env.test.local",
-          ".env.testing",
-          ".env.qa",
-          ".env.qa.local",
-          ".env.ci",
-          ".env.ci.local",
-          ".env.fart",
-          ".env.uat",
-          ".env.uat.local",
-          ".env.stag",
-          ".env.stag.local",
-          ".env.stage",
-          ".env.stage.local",
-          ".env.staging",
-          ".env.staging.local",
-          ".env.live",
-          ".env.live.local",
-          ".env.production",
-          ".env.production.local",
-          ".env.prod",
-          ".env.prod.local",
-          ".env.previous",
-          ".env.staging.previous",
-          ".env.production.previous",
-          ".env.fat",
           ".fart",
           ".vault",
           ".project",
           ".me",
           ".secret",
-          ".env.secret",
-          ".env.secrets",
-          ".env.sync",
-          ".sync",
+          ".sync"
+        ],
+        "filenamePatterns": [
+          ".env*"
+        ],
+        "filenames": [
           ".flaskenv",
-          ".env.deploy",
-          ".env.deployment"
+          "user-dirs.dirs"
         ],
         "configuration": "./syntaxes/language-configuration.json"
       }