diff --git a/clients/lsp-php.el b/clients/lsp-php.el
index 188209bb3a..0d542d943e 100644
--- a/clients/lsp-php.el
+++ b/clients/lsp-php.el
@@ -98,7 +98,7 @@ completions."
   :type 'number
   :group 'lsp-intelephense
   :package-version '(lsp-mode . "6.1")
-  :lsp-path "intelephense-files.maxSize")
+  :lsp-path "intelephense.files.maxSize")
 
 (lsp-defcustom lsp-intelephense-files-associations
   ["*.php" "*.phtml"]