diff --git a/lsp-haskell.el b/lsp-haskell.el
index 94c182f..d4c8593 100644
--- a/lsp-haskell.el
+++ b/lsp-haskell.el
@@ -433,6 +433,13 @@ but will take exponentially more time."
   :package-version '(lsp-mode . "8.0.1")
   :lsp-path "haskell.plugin.rename.globalOn")
 
+(lsp-defcustom lsp-haskell-plugin-semantic-tokens-global-on t
+  "Enables semantic-tokens plugin"
+  :type 'boolean
+  :group 'lsp-haskell-plugins
+  :package-version '(lsp-mode . "8.0.1")
+  :lsp-path "haskell.plugin.semanticTokens.globalOn")
+
 ;; ---------------------------------------------------------------------
 ;; Non-language server options