diff --git a/core/cubes/themes.el b/core/cubes/themes.el
index ef83be5..106bf1d 100644
--- a/core/cubes/themes.el
+++ b/core/cubes/themes.el
@@ -43,6 +43,7 @@
                  '(all-the-icons-lgreen ((t (:background "#bd93f9"))))
                  '(all-the-icons-faicon ((t (:background "#bd93f9"))))
                  '(font-lock-comment-face ((t (:foreground "#8B9298"))))
+                 ;; This fixes lsp-ui-sideline issue
                  '(lsp-ui-sideline-current-symbol ((t (:line-width -1 :foreground "#bd93f9"))))
                  '(font-lock-comment-delimiter-face ((t (:foreground "#5B6268")))))
                 (enable-theme 'dracula)
diff --git a/core/fg42/cube.el b/core/fg42/cube.el
index 06f8b5b..fb01a54 100644
--- a/core/fg42/cube.el
+++ b/core/fg42/cube.el
@@ -185,7 +185,8 @@ TODO: Docs"
            (let ((fg42/---f-sym
                   (lambda ()
                     (when (not (null ,ui-hook))
-                      (add-hook 'fg42/ui-hook #',ui-hook))
+                      (when-flag ,flag-var
+                        (add-hook 'fg42/ui-hook #',ui-hook)))
 
                     (when (not (null ,init-hook))
                       (funcall #',init-hook params))