diff --git a/composer.json b/composer.json
index 85b1b8f..140f4de 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
     "minimum-stability": "dev",
     "prefer-stable": true,
     "require": {
-        "felixfbecker/language-server": "^4.6.2"
+        "felixfbecker/language-server": "4.6.2"
     },
     "scripts": {
         "parse-stubs": "LanguageServer\\ComposerScripts::parseStubs",