diff --git a/.emacs.d/slash_theme.el b/.emacs.d/slash_theme.el
index 777184e..c2f54b6 100644
--- a/.emacs.d/slash_theme.el
+++ b/.emacs.d/slash_theme.el
@@ -24,6 +24,8 @@
      (mode-line                        ((t (:foreground "#B3B3B3" :background "#43527A" :background "#000000" :box nil))))
      (region                           ((t (:background "#3D3D3D"))))
      (minibuffer-prompt                ((t (:foreground "#72F3FF" :bold t))))
+     (flymake-warnline                 ((t (:background "#000060"))))
+     (flymake-errline                  ((t (:background "#600000"))))
      (font-lock-builtin-face           ((t (:foreground "#C436C4"))))
      (font-lock-comment-face           ((t (:foreground "#00AC00" :background "#004000" :bold t :box (:line-width 1 :color "#006000" :style nil)))))
      (font-lock-comment-delimiter-face ((t (:inherit 'font-lock-comment-face))))