diff --git a/TODO.md b/TODO.md
index 42d20a5..b103eb7 100644
--- a/TODO.md
+++ b/TODO.md
@@ -11,7 +11,7 @@
 ## Full list
 * Tag current version, create 2.x branch
 * Add in some lean prompt stuff, fix up brackets to be delimiter colour etc.
-* Fill out corpus:
+* Fill out corpus (https://rosettacode.org/wiki/Rosetta_Code, https://rosettacode.org/wiki/Sorting_algorithms/Quicksort)
   * PHP
   * Python
   * JS
diff --git a/autoload/airline/themes/falcon.vim b/autoload/airline/themes/falcon.vim
index 0a53023..8341518 100644
--- a/autoload/airline/themes/falcon.vim
+++ b/autoload/airline/themes/falcon.vim
@@ -4,7 +4,7 @@
 " URL:https://github.com/fenetikm/falcon
 " Author: Michael Welford
 " License: MIT
-" Last Change: 2018/08/25 12:19
+" Last Change: 2018/08/25 15:55
 " ============================================================
 
 let g:airline#themes#falcon#palette = {}
diff --git a/colors/falcon.vim b/colors/falcon.vim
index dd797bf..c332025 100644
--- a/colors/falcon.vim
+++ b/colors/falcon.vim
@@ -4,7 +4,7 @@
 " URL: https://github.com/fenetikm/falcon
 " Author: Michael Welford
 " License: MIT
-" Last Change: 2018/08/25 12:19
+" Last Change: 2018/08/25 15:55
 " ===============================================================
 
 set background=dark
@@ -229,6 +229,7 @@ hi link markdownLinkTextDelimiter Delimiter
 hi markdownUrl guifg=#99a4bc ctermfg=248 guibg=NONE ctermbg=NONE gui=underline cterm=underline
 hi markdownCodeDelimiter guifg=#ff761a ctermfg=208 guibg=NONE ctermbg=NONE gui=NONE cterm=NONE
 hi markdownCode guifg=#878791 ctermfg=102 guibg=NONE ctermbg=NONE gui=NONE cterm=NONE
+hi link markdownError SpellBad
 hi markdownXmlElement guifg=#787882 ctermfg=243 guibg=NONE ctermbg=NONE gui=NONE cterm=NONE
 hi link mkdLink Underline
 hi mkdURL guifg=#99a4bc ctermfg=248 guibg=NONE ctermbg=NONE gui=underline cterm=underline
diff --git a/estilo/syntax/markdown.yml b/estilo/syntax/markdown.yml
index 3016fbd..14fa825 100644
--- a/estilo/syntax/markdown.yml
+++ b/estilo/syntax/markdown.yml
@@ -28,7 +28,7 @@ markdownBoldItalic: '' # htmlBoldItalic
 markdownCodeDelimiter: 'orange' # Delimiter
 markdownCode: 'mid_gray_alt'
 markdownEscape: '' # Special
-markdownError: '' # Error
+markdownError: '@SpellBad' # Error
 markdownXmlElement: 'mid_gray'
 
 htmlH1: 'yellow'